The NATO Weapons Built to Hold the Line If War Reaches Europe

If war were to break out in Europe, NATO would rely on a mix of advanced weapons systems built for high-intensity combat against a near-peer adversary. These are not theoretical platforms—they are the fighters, tanks, missile systems, and support assets that would be deployed almost immediately. From stealth aircraft like the F-35 Lightning II to long-range strike systems and heavy armor, this list reflects the backbone of NATO’s warfighting capability. Here, History Computer is taking a closer look at the weapons in NATO’s toolbox should war break out in Europe.

To determine the weapons NATO is relying on should war break out in Europe, History Computer reviewed various historical and military sources. We included supplemental information for each weapon regarding the type, primary battlefield role, key advantage, primary threat countered, and ultimately why they matter to the defense of NATO.

Here is a look at the weapons NATO is counting on if war breaks out in Europe:

A War NATO Has Been Preparing For

NATO has spent decades preparing for the possibility of a large-scale conflict in Europe, particularly against a near-peer force like the Russian Armed Forces. Unlike the counterinsurgency wars that have defined much of the past two decades, such a conflict would involve heavy armor, advanced aircraft, and long-range strike systems operating at scale. The speed, intensity, and complexity of this kind of war would be unlike anything seen in recent history.

Modern War Would Be Fought Across All Domains

A modern European war would not be confined to a single battlefield, but would instead unfold across air, land, sea, cyber, and space simultaneously. Success would depend on combined arms coordination, where airpower, ground forces, naval assets, and missile systems operate in sync. The battlefield would be highly contested, with conditions constantly shifting as both sides attempt to gain and maintain operational advantage.

The Importance of Air Superiority

Securing air superiority would be one of NATO’s first and most critical objectives in a European conflict. Control of the skies enables the safe movement of ground forces, supports precision strike missions, and reduces the threat posed by enemy aircraft and missile systems. Without air superiority, NATO’s ability to conduct sustained operations would be severely constrained, making it a decisive early objective.

Precision Strike and Deep Firepower

NATO’s strategy relies heavily on long-range precision strike capabilities to shape the battlefield before major engagements occur. These systems are designed to destroy command centers, disrupt logistics networks, and neutralize air defenses early in the conflict. By targeting critical infrastructure and decision-making nodes, NATO aims to degrade an adversary’s ability to coordinate and sustain operations.

Interoperability Is NATO’s Greatest Advantage

NATO’s greatest strength lies in its ability to function as a unified, multinational force. Member nations field a wide range of advanced systems that are designed to operate together through shared data networks and standardized procedures. This interoperability allows for faster decision-making, coordinated strikes, and more efficient use of resources, giving NATO a significant advantage in large-scale warfare.

F-35 Lightning II

Primary Domain: Air
Weapon Type: Fighter
Primary Battlefield Role: Stealth strike & ISR
Conflict Phase Relevance: Opening Strike
Key Advantage: Stealth + sensor fusion
Primary Threat Countered: Air defenses, aircraft
Interoperability Role (NATO): Data-sharing across NATO
Operator Nations (Examples): US, UK, Italy, Netherlands

The F-35 would serve as the cornerstone of NATO’s opening strike and air dominance strategy, using stealth and sensor fusion to penetrate contested airspace and locate enemy defenses. In a European war, it would act as both a shooter and a battlefield coordinator, sharing targeting data across allied forces and enabling other aircraft and missile systems to operate more effectively under heavy threat conditions.

F-22 Raptor

Primary Domain: Air
Weapon Type: Fighter
Primary Battlefield Role: Air superiority
Conflict Phase Relevance: Opening Strike
Key Advantage: Stealth + dominance
Primary Threat Countered: Enemy aircraft
Interoperability Role (NATO): Joint ops with NATO air forces
Operator Nations (Examples): US

The F-22 would be tasked with establishing immediate air superiority over contested regions, ensuring that NATO aircraft can operate without constant threat from enemy fighters. Its stealth and unmatched air-to-air capabilities make it critical in the early hours of a conflict, where controlling the skies would dictate the tempo and success of subsequent ground and strike operations.

Eurofighter Typhoon

Primary Domain: Air
Weapon Type: Fighter
Primary Battlefield Role: Air superiority & strike
Conflict Phase Relevance: Air Superiority Phase
Key Advantage: Agility + multirole
Primary Threat Countered: Aircraft, ground targets
Interoperability Role (NATO): Widely used across NATO
Operator Nations (Examples): UK, Germany, Italy, Spain

The Eurofighter Typhoon would play a central role in maintaining air superiority and conducting precision strikes across Europe. Its widespread use among NATO nations makes it a key interoperability asset, allowing multiple air forces to operate seamlessly together while providing a flexible response to both air and ground threats during sustained combat operations.

Dassault Rafale

Primary Domain: Air
Weapon Type: Fighter
Primary Battlefield Role: Multirole strike
Conflict Phase Relevance: All Phases
Key Advantage: Versatility
Primary Threat Countered: Aircraft, ground targets
Interoperability Role (NATO): Cross-national deployments
Operator Nations (Examples): France

The Rafale’s multirole flexibility allows it to shift between air superiority, strike missions, and reconnaissance, making it highly valuable across all phases of a European conflict. Its ability to operate from multiple bases and integrate with allied systems ensures that NATO can sustain air operations even under pressure from dispersed or contested battlefields.

B-2 Spirit

Primary Domain: Air
Weapon Type: Bomber
Primary Battlefield Role: Strategic strike
Conflict Phase Relevance: Opening Strike
Key Advantage: Stealth penetration
Primary Threat Countered: Air defenses, infrastructure
Interoperability Role (NATO): Integrated with NATO ops
Operator Nations (Examples): US

The B-2 would be used to strike heavily defended targets deep inside enemy territory during the opening phase of a conflict. Its stealth capabilities allow it to bypass advanced air defenses and destroy high-value targets such as command centers and missile launch sites, weakening the enemy’s ability to coordinate large-scale operations early in the war.

B-52H Stratofortress

Primary Domain: Air
Weapon Type: Bomber
Primary Battlefield Role: Long-range strike
Conflict Phase Relevance: Sustainment
Key Advantage: Payload + range
Primary Threat Countered: Ground targets
Interoperability Role (NATO): Operates from allied bases
Operator Nations (Examples): US

The B-52 would provide sustained long-range strike capability, delivering large payloads of precision-guided munitions over extended periods. In a European war, it would be critical for maintaining pressure on enemy logistics, infrastructure, and troop concentrations, especially after initial air defenses have been degraded.

E-3 Sentry

Primary Domain: Air
Weapon Type: ISR
Primary Battlefield Role: Battle management
Conflict Phase Relevance: All Phases
Key Advantage: Situational awareness
Primary Threat Countered: Air threats
Interoperability Role (NATO): Shared air picture
Operator Nations (Examples): NATO, US, UK

The E-3 Sentry would act as NATO’s airborne command hub, providing a real-time picture of the battlespace. In large-scale operations, it enables coordination between allied aircraft, ensuring efficient use of resources and rapid response to emerging threats across multiple fronts.

KC-135 Stratotanker

Primary Domain: Air
Weapon Type: Support
Primary Battlefield Role: Aerial refueling
Conflict Phase Relevance: All Phases
Key Advantage: Range extension
Primary Threat Countered: N/A
Interoperability Role (NATO): Supports allied aircraft
Operator Nations (Examples): US, NATO

The KC-135 would be essential for extending the range and endurance of NATO aircraft, allowing continuous operations over Europe’s wide battlespace. In a high-intensity conflict, aerial refueling ensures that fighters, bombers, and ISR platforms remain on station longer, maintaining pressure and responsiveness.

MQ-9 Reaper

Primary Domain: Air
Weapon Type: Drone
Primary Battlefield Role: ISR & strike
Conflict Phase Relevance: All Phases
Key Advantage: Persistent surveillance
Primary Threat Countered: Ground targets
Interoperability Role (NATO): Shared intel
Operator Nations (Examples): US, UK, France, Italy

The MQ-9 Reaper would provide persistent intelligence, surveillance, and precision strike capability. In a European war, its ability to loiter over contested areas and track enemy movements would give NATO a constant stream of actionable intelligence, supporting both air and ground operations.

M1A2 Abrams

Primary Domain: Land
Weapon Type: Tank
Primary Battlefield Role: Armored warfare
Conflict Phase Relevance: Ground Offensive
Key Advantage: Firepower + armor
Primary Threat Countered: Enemy armor
Interoperability Role (NATO): Joint deployments
Operator Nations (Examples): US, Poland

The Abrams would serve as a primary force in armored breakthroughs, delivering heavy firepower and survivability against enemy tanks. In Eastern Europe, it would be central to pushing back mechanized forces and securing key terrain during large-scale ground offensives.

Leopard 2

Primary Domain: Land
Weapon Type: Tank
Primary Battlefield Role: Armored warfare
Conflict Phase Relevance: Ground Offensive
Key Advantage: Mobility + firepower
Primary Threat Countered: Enemy armor
Interoperability Role (NATO): Standard NATO tank
Operator Nations (Examples): Germany, Poland, others

The Leopard 2’s widespread use across NATO makes it a cornerstone of allied ground forces. Its balance of mobility, firepower, and protection allows for coordinated multinational armored operations, a critical factor in sustaining momentum during a European conflict.

Challenger 2

Primary Domain: Land
Weapon Type: Tank
Primary Battlefield Role: Heavy armor
Conflict Phase Relevance: Ground Offensive
Key Advantage: Protection
Primary Threat Countered: Enemy armor
Interoperability Role (NATO): UK-led deployments
Operator Nations (Examples): UK

The Challenger 2 provides exceptional survivability on the battlefield, making it ideal for holding defensive lines and absorbing enemy assaults. In a European war, it would anchor key positions while supporting broader NATO ground maneuvers.

CV90

Primary Domain: Land
Weapon Type: IFV
Primary Battlefield Role: Infantry support
Conflict Phase Relevance: Ground Offensive
Key Advantage: Mobility
Primary Threat Countered: Infantry, light armor
Interoperability Role (NATO): Used across Europe
Operator Nations (Examples): Sweden, Norway

The CV90 enhances infantry mobility and protection, enabling troops to maneuver alongside tanks in contested environments. Its adaptability makes it valuable for both offensive and defensive operations across varied European terrain.

M2 Bradley

Primary Domain: Land
Weapon Type: IFV
Primary Battlefield Role: Infantry support
Conflict Phase Relevance: Ground Offensive
Key Advantage: Firepower
Primary Threat Countered: Infantry, armor
Interoperability Role (NATO): US + allies
Operator Nations (Examples): US

The Bradley combines infantry transport with significant firepower, allowing mechanized units to engage both infantry and armored threats. In large-scale combat, it supports combined arms operations by bridging the gap between tanks and dismounted troops.

M142 HIMARS

Primary Domain: Land
Weapon Type: MLRS
Primary Battlefield Role: Precision strike
Conflict Phase Relevance: Opening Strike
Key Advantage: Mobility + precision
Primary Threat Countered: Artillery, logistics
Interoperability Role (NATO): Shared munitions
Operator Nations (Examples): US, Poland

HIMARS provides highly mobile, precision long-range fires that can strike enemy artillery, logistics hubs, and command nodes. In a European conflict, its ability to rapidly relocate after firing makes it difficult to target, ensuring sustained pressure on enemy rear areas.

M270 MLRS

Primary Domain: Land
Weapon Type: MLRS
Primary Battlefield Role: Area saturation
Conflict Phase Relevance: Opening Strike
Key Advantage: Volume fire
Primary Threat Countered: Enemy positions
Interoperability Role (NATO): Common NATO system
Operator Nations (Examples): US, UK, Germany

The M270 MLRS delivers high-volume rocket fire, capable of saturating enemy positions or supporting large-scale offensives. Its role in overwhelming defenses and disrupting formations makes it a key asset in shaping the battlefield.

ATACMS

Primary Domain: Land
Weapon Type: Missile
Primary Battlefield Role: Deep strike
Conflict Phase Relevance: Opening Strike
Key Advantage: Long range
Primary Threat Countered: Command nodes
Interoperability Role (NATO): Launched from MLRS/HIMARS
Operator Nations (Examples): US

ATACMS allows NATO to strike deep into enemy territory with precision, targeting critical infrastructure and command centers. In the early stages of a war, this capability would disrupt enemy coordination and slow their ability to respond effectively.

Patriot

Primary Domain: Air
Weapon Type: SAM
Primary Battlefield Role: Air defense
Conflict Phase Relevance: All Phases
Key Advantage: Proven system
Primary Threat Countered: Missiles, aircraft
Interoperability Role (NATO): Deployed across NATO
Operator Nations (Examples): US, Germany, Poland

Patriot systems would form a critical layer of NATO’s air and missile defense, protecting key assets from aircraft and missile threats. In a European war, they would safeguard bases, cities, and troop concentrations from sustained attacks.

NASAMS

Primary Domain: Air
Weapon Type: SAM
Primary Battlefield Role: Air defense
Conflict Phase Relevance: All Phases
Key Advantage: Flexibility
Primary Threat Countered: Aircraft, missiles
Interoperability Role (NATO): Widely integrated
Operator Nations (Examples): Norway, US, others

NASAMS provides flexible, networked air defense that can be deployed across a wide range of environments. Its integration with other systems allows NATO to build a layered defense against incoming threats.

Aegis Combat System

Primary Domain: Sea
Weapon Type: Naval Defense
Primary Battlefield Role: Missile defense
Conflict Phase Relevance: All Phases
Key Advantage: Advanced tracking
Primary Threat Countered: Missiles, aircraft
Interoperability Role (NATO): Shared naval network
Operator Nations (Examples): US, Spain

Aegis enables advanced missile defense at sea, tracking and intercepting threats over vast distances. In a European conflict, it would play a key role in protecting naval forces and supporting broader missile defense operations.

Arleigh Burke-class destroyer

Primary Domain: Sea
Weapon Type: Destroyer
Primary Battlefield Role: Naval warfare
Conflict Phase Relevance: All Phases
Key Advantage: Multi-role
Primary Threat Countered: Ships, missiles
Interoperability Role (NATO): NATO naval ops
Operator Nations (Examples): US

These destroyers provide multi-role capabilities, including missile defense, anti-air warfare, and strike operations. Their presence in European waters strengthens NATO’s ability to project power and defend against maritime threats.

Astute-class submarine

Primary Domain: Sea
Weapon Type: Submarine
Primary Battlefield Role: Stealth strike
Conflict Phase Relevance: Opening Strike
Key Advantage: Stealth
Primary Threat Countered: Ships, land targets
Interoperability Role (NATO): UK NATO ops
Operator Nations (Examples): UK

The Astute-class submarine offers stealthy strike capabilities, capable of launching cruise missiles against high-value targets. Its ability to operate undetected makes it a powerful tool for disrupting enemy operations.

Tomahawk

Primary Domain: Multi-Domain
Weapon Type: Missile
Primary Battlefield Role: Long-range strike
Conflict Phase Relevance: Opening Strike
Key Advantage: Precision
Primary Threat Countered: Infrastructure
Interoperability Role (NATO): Shared targeting
Operator Nations (Examples): US, UK

Tomahawk missiles provide long-range precision strike capability from both sea and land platforms. In a European war, they would be used to target critical infrastructure and command centers early in the conflict.

JASSM

Primary Domain: Air
Weapon Type: Missile
Primary Battlefield Role: Precision strike
Conflict Phase Relevance: Opening Strike
Key Advantage: Stealth
Primary Threat Countered: Air defenses
Interoperability Role (NATO): NATO air launch
Operator Nations (Examples): US, allies

JASSM gives NATO aircraft the ability to strike heavily defended targets from a distance. Its stealth characteristics allow it to penetrate air defenses, making it a key tool in the opening phase of a war.

Link 16 acts as the digital backbone of NATO operations, enabling real-time data sharing between allied forces. In a European war, this connectivity ensures that all systems operate as part of a unified force, maximizing effectiveness across domains.