-
Period: to
World War II
-
U.S. makes announcement
U.S. announces its neutrality in the European conflict. -
Winston Churchill becomes Britain's prime minister
-
China declares war on Japan.
-
Harry Truman becomes President of the U.S.
Vice-President Harry Truman sworn in as President upon the death of President Roosevelt. -
U.S.S.R. declares war on Japan.