U.S. Army operations officers attached to the 2nd Cavalry Regiment briefs a five paragraph operations order over a terrain model to Col. Robert S. McChrystal, commander of the 2nd Cavalry Regiment, at the start of Saber Strike 24 on Bewomo Piskie Training Ground (BPTG), Poland, April 15, 2024. The terrain model, a small-scale model of an area of operation which allows leadership to walk-through upcoming exercises, is built to simulate BPTG. DEFENDER is the Dynamic Employment of Forces to Europe for NATO Deterrence and Enhanced Readiness, and is a U.S. European Command scheduled, U.S. Army Europe and Africa conducted exercise that consists of Saber Strike, Immediate Response, and Swift Response. DEFENDER 24 is linked to NATO’s Steadfast Defender exercise, and DoD’s Large Scale Global Exercise, taking place from 28 March to 31 May. DEFENDER 24 is the largest U.S. Army exercise in Europe and includes more than 17,000 U.S. and 23,000 multinational service members from more than 20 Allied and partner nations, including Croatia, Czechia, Denmark, Estonia, Finland, France, Germany, Georgia, Hungary, Italy, Latvia, Lithuania, Moldova, Netherlands, North Macedonia, Norway, Poland, Romania, Slovakia, Spain, Sweden, and the United Kingdom. (U.S. Army photo by Spc. Andrew Clark)