The 20th Century

Here are the topics we are going to learn this year. We hope this helps you.

Main

April 18 1839 - April 19 1839
12/18/1878
October 16 1879 - October 17 1879
July 29 1883
1892 - 1917
January 1898 - December 1913
August 29 1898 - July 29 1899
November 1899 - 7 September 1901
1901 - 1909
1904 - 1914
1905
January 1906 - September 1914
June 15 1907 - October 1907
October 6 1908 - April 1909
November 14, 1908 - November 15, 1908
1909 - 1913
1912 - 1913
January 1912
February 12 1912
August 25 1912 - 1927
1913 - 1921
June 28 1914
July 23 1914 - July 25 1914
16 May 1916
2 November 1917
1918 - 1948
1918
1918
1918 - 1920
January 8, 1918
March 3, 1918
November 11, 1918 - June 28, 1919
1919
1919
1919 - 1920
1919 - 1924
1919 - 1921
1919 - 1946
1919 - 1923
June 1919
June 28, 1919 - September 1, 1939
June 28, 1919
January, 1920
1920 - 1929
August 10, 1920
August 18, 1920
1921 - 1923
July 1921
1922 - 1923
1923
1923 - 1929
1923 - 1938
November 8, 1923 - November 9, 1923
1924 - 1928
1924 - 1965
August 1924
1925 - 1929
October 16, 1925
1927 - 1975
1927
April 1927 - 1950
1928
August 1 1928 - 1929
1929 - 1933
1929 - 1933
1929
1929
Oct 1 1929 - Oct 29 1929
October 24, 1929 - October 29, 1929
1930
1930 - 1940
1931 - 1933
December 1931 - January 1932
January 1932 - 1941
July 24, 1932 - July 28, 1932
1933 - 1945
1933
February 28, 1933
March 6, 1933 - March 12, 1933
March 23, 1933
April 1933
April 1933 - June 1933
May 1933
October 1933
1934
1934
May 1934
June 30, 1934 - July 2, 1934
1935
1935
1936
1936 - 1938
1937 - 1938
1937
1937
1938
1938
September 29, 1938
November 9, 1938 - November 10, 1938
1939
1939
August 23, 1939 - June 22, 1941
September 1, 1939
1940
January 1, 1940
May, 1940 - January, 1945
December 7, 1941
1942 - 1946
July 17, 1942
1943
1943
1943
1943
1943 - 1945
September 8, 1943
June 6, 1944
1945
1945 - 1953
1945
1945
1945 - 1947
1945
1945
1945 - 1970
April 1945
April 28 1945
8 May 1945
July 16, 1945 - August 2, 1945
July 16, 1945
August 6, 1945 - August 9, 1945
August 6, 1945 - August 9, 1945
September 2, 1945
1946 - 1964
1946
February, 1946
March, 1946
April, 1946
1947 - 1957
March, 1947
May 1947
14 May 1947
June, 1947
September, 1947
November 25, 1947 - 1960
1948
1948
15 May 1948 - 10 March 1949
January 1, 1949 - January 2, 1949
1949
August 29, 1949
1950 - 1959
1950 - 1959
March 8, 1950 - March 9, 1950
June 25 1950
August 1, 1950
August 4 1950
September 15 1950
October 25 1950
1951 - 1953
March 1951
1953 - 1961
1953
June 1953 - 2000
1954 - 1955
April 22, 1954 - June 17, 1954
5/7/54 - 5/8/54
5/8/1954 - 1975
December 2, 1954 - December 3, 1954
1955 - 1956
29 October 1956
1957 - 1958
1957 - 1958
August 21, 1957 - October 4, 1957
Oct 4, 1957
November 3, 1957
1958 - 1961
January 31, 1958
July 29, 1958 - October 1, 1958
January 2, 1959
1960 - 1970
1960 - 1961
1960 - 1975
1961 - 1962
1961 - 1963
April 12, 1961
April 17 1961
May 5, 1961
June 3 1961 - June 4 1961
1962 - 1963
September 11 1962
Oct 14, 1962 - Oct 28, 1962
October 14 1962 - October 17 1962
October 22 1962
October 25 1962
October 26 1962
October 28 1962
October 28 1962
1963 - 1969
1963
1/1/1963 - 12/31/1963
June 16, 1963
August 28, 1963
1964 - 1968
January 24, 1964
12 February 1964
July 2, 1964
8/2/1964 - 8/7/1964
1965 - 1966
March 18, 1965
1966 - 1976
1966
February 3, 1966
1967 - 1968
5 June 1967 - 10 June 1967
1968 - 1969
1/1/1968 - 1/2/1968
April 4, 1968
April 11, 1968
1969 - 1974
1969 - 1975
2 February 1969
July 21, 1969
1971
1972
1974 - 1977
1974 - 1982
11 April 1974
1975
4 March 1975
April 2 1976
4 July 1976
September 9 1976
1977
1977 - 1981
July 1977
August 1977
1978
1978
January 1979
December 1979 - February 1980
December 24, 1979 - February 15, 1989
December 27, 1979
1980 - 1990
January 4, 1980
March 1980 - April 1985
1981 - 1989
1984 - 1989
1985 - 1990
11/1985 - 12/1985
10/1986 - 11/1986
12/1987 - 1/1988
8 December 1987
05/1988 - 06/1988
1989 - 1993
1989 - 1990
January 1989
05/1989 - 06/1989
May 16, 1989
May 30 1989
06/1989 - 07/1989
June 4 1989
November 1989
01/1990 - 02/1990
01/1991 - 12/1991
July 31, 1991
12/25/1991 - 12/26/1991
1993 - 2001
2000

Scientific Innovations

1903
1905
1925
1928
1942
1943
1945
1953
July 27, 1953
1965
1971
1977
1990