France Surrendered Britain Bombed On June 22,1940,a crushed France signed an armistice(休战)，leaving Great Britain the only ally that remained free of German troops. In Sep.1940,German air force,the Luftwaffe(德国空军)，bombed Britain. British Cities like London,Coventry,and Birmingham suffered massive destruction, civilian casualties ran into the tens of thousands.France Surrendered Britain Bombed • On June 22, 1940, a crushed France signed an armistice (休战), leaving Great Britain the only Ally that remained free of German troops. • In Sep. 1940, German air force, the Luftwaffe (德国空军), bombed Britain. British Cities like London, Coventry, and Birmingham suffered massive destruction, civilian casualties ran into the tens of thousands