The United States has provided extensive military aid to Ukraine since 2022, with total military support exceeding $70 billion as of March 2025. This aid includes a wide array of heavy weaponry, air defense systems, artillery, and unmanned aerial vehicles, delivered primarily through Presidential Drawdown Authority (PDA) transfers from U.S. stockpiles and Foreign Military Sales (FMS) via the Ukraine Security Assistance Initiative (USAI).
Air Defense and Anti-Aircraft Systems
The U.S. has supplied critical air defense capabilities to counter Russian aerial threats, including:
- Patriot Batteries: Multiple batteries with munitions for high-altitude interception.
- NASAMS: Over 12 National Advanced Surface-to-Air Missile Systems with missiles, capable of engaging targets up to 100 miles away.
- Stinger Missiles: Over 3,000 FIM-92 Stinger man-portable air-defense systems (MANPADS).
- Avenger Systems: Over 20 Avenger air defense systems mounted on Humvees.
- HAWK Systems: Additional Hawk air defense systems with munitions.
- Counter-UAS: VAMPIRE systems, laser-guided counter-UAS rocket systems, and vehicle-mounted anti-drone guns to defeat small drones.
- Radars: Over 21 mobile air surveillance radars, 100+ counter-artillery/mortar radars, and 50 multi-mission radars.
Artillery and Rocket Systems
Heavy firepower has been a cornerstone of U.S. support, significantly boosting Ukrainian artillery capabilities:
- HIMARS: Over 40 High Mobility Artillery Rocket Systems (HIMARS) with launchers and rockets, including Ground-Launched Small-Diameter Bombs.
- 155mm Howitzers: Over 200 M777 howitzers with more than 3 million rounds of ammunition, including over 7,000 precision-guided shells.
- 105mm Howitzers: 72 howitzers with 1 million rounds.
- Other Artillery: Over 10,000 rounds of 203mm artillery, hundreds of thousands of rounds in 152mm, 130mm, and 122mm calibers, and 60,000 GRAD rockets.
- Mortars: Over 300 mortar systems (including 120mm, 82mm, 81mm, and 60mm variants) with over 700,000 rounds.
- Cluster Munitions: Introduced in July 2023, including artillery shells that scatter multiple bomblets.
Armor and Ground Combat Vehicles
The U.S. has delivered significant armored assets to support ground operations:
- Tanks: 31 M1A1 Abrams tanks and 45 T-72B tanks (the latter likely transferred from allied stocks facilitated by U.S. support).
- Infantry Fighting Vehicles: Over 300 Bradley IFVs and 4 Bradley Fire Support Team vehicles.
- Armored Personnel Carriers: Over 900 M113 APCs, 400+ Strykers, and 400+ M1117 Armored Security Vehicles.
- Tactical Vehicles: Approximately 5,000 HMMWVs (Humvees), 1,000+ MRAPs (Mine-Resistant Ambush Protected vehicles), and 200+ light tactical vehicles.
- Support Vehicles: 300 armored medical evacuation vehicles, 239 fuel tankers, 29 armored bridging systems, and various logistics, command post, and recovery vehicles.
- Coastal Defense: 2 Harpoon coastal missile systems, 100+ patrol boats, and unmanned coastal defense vessels.
Anti-Tank and Anti-Armor Weapons
Portable and vehicle-mounted anti-armor systems have been crucial for defending against Russian armored columns:
- Javelin Missiles: Over 10,000 Javelin systems, a portable anti-tank weapon effective against modern armor.
- TOW Missiles: Over 10,000 Tube-Launched, Optically-Tracked, Wire-Guided (TOW) missiles.
- Other Systems: Over 120,000 assorted anti-armor systems and ammunition, including laser-guided rockets and anti-armor mines.
Unmanned Aerial Systems (UAS)
The U.S. has provided a diverse portfolio of drones for reconnaissance, surveillance, and strike missions:
- Strike Drones: Switchblade 300 and 600 tactical UAS, Phoenix Ghost tactical UAS, and CyberLux K8 UAS.
- Reconnaissance/ISR: Puma AE RQ-20, Scan Eagle, Penguin, Raven, Hornet, Jump-20, and Altius-600 UAS.
- Support: Two UAS radars and associated support equipment.
Small Arms, Ammunition, and Personal Gear
Basic infantry equipment and sustainment supplies form a large portion of the aid:
- Small Arms: Over 50,000 grenade launchers and small arms.
- Ammunition: Over 500 million rounds of small arms ammunition and grenades, plus 1.8 million 25mm rounds for armored vehicles.
- Personal Protection: Over 100,000 sets of body armor and helmets.
- Optics and Night Vision: Night vision devices, thermal optics, and rangefinders.
- Communications: Secure tactical communications and SATCOM (antennas, terminals, services).
- Other Supplies: C-4 explosives, M18A1 Claymore mines, EOD/UXO detection equipment, CBRN protection gear, and medical supplies.
Aircraft and Helicopters
- Helicopters: 20 Mi-17 transport helicopters, which can also serve as gunships.
- Fighter Jets: Support gear for F-16 fighter jets, including munitions and training, though the jets themselves are primarily provided by allied nations like Belgium, Denmark, the Netherlands, and Norway.
- Aircraft Munitions: Over 6,000 Zuni rockets, over 20,000 Hydra-70 rockets, and AGM-88 HARM anti-radiation missiles.