 Complete the following phrase:  However, the scenario envisioned in the song  i.e., an enemy approaching the Rhine and seeking to cross it, and patriotic German youths mobilizing en masse to defend the river with their lives  never came about in reality. Due to the German Armys preferred offensive strategy, the fighting in 187071, 19141918 and 1940 all took place on French soil, far to the west of the Rhine. The same is true also for the German offensive in the 1944 Battle of the Bulge  which as noted used Watch on the Rhine as its code name, but actually took place away from the river. And in 1945, when Germanys foes were at last actually on the verge of crossing the Rhine, Germany was on its last legs, and the 