AUG. 23, 1939
Germany and the USSR sign the Molotov-Ribbentrop Pact,
pledging to remain neutral toward each other and to divide Europe between them.
SEPT. 1, 1939
Germany invades Poland, the spark that will ignite World War II in Europe.
SEPT. 3, 1939
Britain and France, having issued ultimatums to Hitler to withdraw troops from Poland, declare war on
SEPT. 17, 1939
The Soviets invade Poland from the East.
SEPT. 22, 1939
Soviet troops enter the city
SEPT. 28, 1939
Warsaw surrenders to the
SEPT. 29, 1939
Polish President Ignacy Moscicki
resigns and transfers power to a Polish government-in-exile