What action of German aggression finally pushed Britain and France to declare war on Germany in 1939?
AThe crisis that took place in the Sudetenland
BThe German invasion of Poland
CThe signing of the Nazi-Soviet Pact
DGerman seizure of Memel, Lithuania
AThe crisis that took place in the Sudetenland
BThe German invasion of Poland
CThe signing of the Nazi-Soviet Pact
DGerman seizure of Memel, Lithuania