Holland, Belgium, and Luxembourg are invaded by Germany. British troops enter Belgium. British Prime Minister Neville Chamberlain resigns; Winston Churchill
British Intelligence decodes the first German Enigma messages. Most of Germany's high-level military messages were encoded using a cipher machine
The United States Congress amends the Neutrality Acts to favor Britain and France, lifting the embargo and authorizing cash and
Albert Einstein and others inform FDR of the possibility of creating an atomic bomb.
In Poland, the process of moving the Jewish population into ghettos begins.
Hitler's peace offer, based on a German victory in Poland, is rejected by Britain and France.
FDR calls for a special session of Congress to repeal the Neutrality Acts. He argues the United States could preserve
Britain declares war on Germany at 11 am, France declares war on Germany six hours later. [youtube https://www.youtube.com/watch?v=0T9-9ovfYvA]
Germany invades Poland which officially signals the start of World War 2.
The Molotov-Ribbentrop Pact was a non-aggression pact signed between the Soviet Union and Nazi Germany in Moscow in the late
The Jewish refugee ship the St. Louis arrives in Belgium after being denied access to Cuba and the United States.