1939
First flight of the B-24 bomber takes place.

1940
President Roosevelt quoted saying, “the Axis not merely admits, but proclaims that there can be no ultimate peace between their philosophy of government and our philosophy of government.”
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1941
Prince of Wales and Repulse sunk north of Singapore. Germany and Italy declare war on US. Japanese troops enter Burma.
1942
Hitler appoints Anton Mussert as the leader of the Netherlands.
1943
8th AF attacks Kassel, Germany.
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1941
Pearl Harbor: Japan attacks U.S. First Canadian troops arrive in Britain. U.S. declares war on Germany and Allies (not USSR) declare war on Japan.

1942
The first nuclear reactor goes critical at the University of Chicago under the leadership and design of Enrico Fermi.
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1939
The first barricades are erected around the Jewish ghetto in Warsaw, Poland.

1940
Greece repels the Italian invasion and invades Albania, an Italian colony. Nazi attacks on Coventry. Romania enters the war with the Axis powers.
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1938
German troops occupy the Sudetanland.
1940
Night-time raids throughout London and Manchester and fifteen airfields attacked. Germans postpone Operation Sea Lion until Spring of 1941. Jews are formally banned from public service, industry, the media and positions of authority in Vichy, France.
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1938
German troops occupy the Sudetanland.
1940
Night-time raids throughout London and Manchester and fifteen airfields attacked. Germans postpone Operation Sea Lion until Spring of 1941. Jews are formally banned from public service, industry, the media and positions of authority in Vichy, France.
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1939
Assassination attempt is made on Hitler by the Polish Army in Charles de Gaulles Square. The bomb failed to explode.
1940
Heavy bomber raids continue against cities at night. During the day fighter-bombers fly nuisance raids against coastal towns, airfields and other military targets.
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