The 20th Century CE
American History
European History
1900s CE
19
0
0s
W. McKinnley 01
T. Roosevelt 01
T. Roosevelt 05
W. Taft 09
19
1
0s
W. Wilson 13, 17
World War I
19
2
0s
W. Harding 21
C. Coolidge 23, 25
H. Hoover 29
19
3
0s
F. Roosevelt 33, 37
19
4
0s
World War II
F. Roosevelt 41, 45
H. Truman 45, 49
19
5
0s
Korean War
D. Eisenhower 53, 57
19
6
0s
J. Kennedy 61
L. Johnson 63, 65
R. Nixon 69
Vietnam War
19
7
0s
Vietnam War
R. Nixon 73
G. Ford 74
J. Carter 77
19
8
0s
R. Reagan 81, 85
G. Bush 89
19
9
0s
B. Clinton 93, 97
1
900
s