World War 2 By npiccini Sep 1, 1939 Germany invades Poland Sep 3, 1939 Britain and France declare war on Germany Sep 8, 1939 U.S. Declares Neutrality Sep 17, 1939 Russia invades Poland Sep 27, 1939 Poland surrenders Nov 30, 1939 Russia invades Finland Jan 17, 1940 Britain decodes first German Enigma messages Apr 8, 1940 Germany invades Denmark and Norway Apr 14, 1940 British forces land in Norway but leave 10 days later May 10, 1940 Germany invades France, Belgium, Luxembourg and Netherlands May 10, 1940 Winston Churchill becomes British Prime Minister
