The Battle of Remagen took place in March 1945 during World War II, as Allied forces advanced into Germany. The battle centered around the strategic capture of the Ludendorff Bridge over the Rhine River at Remagen, which was crucial for the Allies to establish a foothold on the eastern bank of the river. American troops, primarily from the 1st Army, successfully seized the bridge on March 7, 1945, despite efforts by the German forces to destroy it. The capture allowed Allied forces to cross the Rhine and accelerate their advance into Germany, contributing to the eventual defeat of the Nazi regime.