Trident Juncture 18, the largest NATO exercise since the end of the Cold War, ended this month. The exercise involved more than 50,000 participants from 31 nations. Moreover, more than 250 aircraft, 65 ships and 10,000 vehicles participated — conducting air, land, maritime, and special operations drills. Here are the best pictures:

.

One Mark II landing craft utility with two landing craft vehicles for personnel from the Royal Netherlands Navy and a Tiger attack helicopter from the French Army as they approached a landing beach at the Distinguished Visitors’ day at NATO exercise Trident Juncture, in Norway, Trondheim on October 30, 2018. Photo: SGM Marco Dorow, German Army.

The Fleet Replenishment Oiler USNS Leroy Grumman (T-AO 195) steamed alongside the Wasp-class amphibious assault ship USS Iwo Jima (LHD 7) during a replenishment-at-sea, Oct. 27, 2018. Iwo Jima participated in Trident Juncture 2018, which was a NATO-led exercise designed to certify NATO response forces and develop interoperability among participating NATO Allied and partner nations. (U.S. Navy photo by Mass Communication Specialist 3rd Class Joe J. Cardona Gonzalez/Released).

An EA-18G Growler assigned to the “Rooks” of Electronic Attack Squadron (VAQ) 137 as it launched from the Nimitz-class aircraft carrier USS Harry S. Truman (CVN 75) in support of Trident Juncture 18. With more than 50,000 participants from 31 Ally and partner nations, Trident Juncture 18 took place in Norway and the surrounding areas of the North Atlantic and the Baltic Sea, including Iceland and the airspace of Finland and Sweden. (U.S. Navy photo by Mass Communication Specialist 3rd Class Adelola Tinubu/Released).

NATO warns Russia with largest exercise since the end of the Cold War

Read Next: NATO warns Russia with largest exercise since the end of the Cold War

Finnish troops from the Nyland Brigade, Vasa Coastal Jaeger Battalion based in Raasepuri, involved in the Amphibious Assault, part of Trident Juncture DV Day. Trident Juncture 18 was designed to ensure that NATO forces are trained, able to operate together and ready to respond to any threat from any direction.  NATO Photo By WO FRAN C.Valverde.

Royal Swedish Navy corvettes HSwMS Nykoping and HSwMS Karlstad as they sailed in the Trondheim fjord during a NATO Capabilities Demonstration on October 29, 2018, in Norway as part of NATO exercise Trident Juncture. Photo: MCpl Andre Maillet.

A US Marine carrying cold weather equipment before another long march across the Icelandic terrain. US Marines with the 24th Marine Expeditionary Unit (MEU) were in Iceland to prepare for NATO’s Exercise Trident Juncture 2018. Photo by Jack Sommerville.