Timelines of World War II |
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Chronological |
Prelude |
By topic |
By theatre |
World War II |
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This timeline of events preceding World War II covers the events (mostly during the interwar period [1918–1939] after World War I) that affected or led to World War II.
1910s: 1910 · 1918 · 1919
1920s: 1920 · 1921 · 1922 · 1923 · 1924 · 1925 · 1926 · 1927 · 1928 · 1929
1930s: 1930 · 1931 · 1932 · 1933 · 1934 · 1935 · 1936 · 1937 · 1938 · 1939
Leaders of major participating countries
October 8
September 5
August 22–29
October 28–31
October 28
November 11
November 13
December 27
January 4–15
January 18
January 31
February
February 13
March 2
March 12
March 21
May 15
June 21
June 28
July
August 1
August 3
August 8
September 10
September 12
November 27
January 21
February 24
March
June 4
August 10
October
November 2
November 15
December 24
Spring
March 7–17
March 18
April 24
August 25
August 29
October 5
November 9
February 6
March
April 16
October
October 11
October 29
November 1
January 11
January 26
June
July 24
August 31
September 27
October 23–25
October 29
November 8
January 21
February 1
March 16
April 1
April 6
June 10
August 16
August 18
January 20
April 4
May 12
July 18
December 1
January 3
January 31
April 24
September 8
December 25
April 12
May 20
June 7
November 12
December 14
May 3
May 28
June 4
August 2
August 27
October 1
November 6
February 9
February 11
March 28
April 3
June 7
July 24
August 31
October 29
April 22
June 30
September 14
May 19
September 18
September 19
January 7
January 28
February 27
March 1
April 10
May 4
May 30
July 25
August 30
November 4
November 8
November 21
December 3
January 1
January 30
February 27
February 28
March 4
March 20
March 23
March 24
March 27
April 1
April 26
May 1
May 2
May 15
May 31
June 21
July 14
August 25
September 2
September 12
October 19
November 16
November 24
January 26
February 9
February 12–16
March 20
May 5
June 30
July 20
July 25
August 2
August 8
September
October 5
October 9
October 16
December 1
December 5
December 29
January 7
June 18
August 31
September 15
October 3
November 14
January 20
February 6
February 26
March 7
March 25
May 5
June 3
July 18
August 1
August 19
October
October 18
November 3
November 14
November 15
November 25
December 1
December 12
December 23
December 24
January 20
February 21
26 April
May 7
May 28
June 21
July 7
August 8
August 13
October 5
October 13
November 5
November 6
November 26
December 1
December 8
December 11
December 12
December 13
January 26
March 6
March 13
March 24
July 6–16
July 29
August
September 27
September 30
October 5
November 7
November 9
January 25
January 27
March 14
March 15
March 20
March 21
March 23
March 25
March 31
April 1
April 3
April 4
April 7–12
April 14
April 18
April 28
April 29
May 11
May 17
May 22
May 31
June 7
June 14
July 10
August 2
August 23
August 25
August 28
August 30
September 1