Era
20th century --
13
20th century
11
21st century
11
476-1492
5
1945-
3
21st century --
3
16th century --
2
1945
2
1969-
2
19th century --
2
392-814
2
To 1500 --
2
1450-1600 --
1
1492-
1
1500 --
1
1650-1800
1
16th century
1
1789-1900
1
17th century
1
1858-1919
1
1871-1918
1
1892-1970
1
18th century
1
1914-1918 --
1
1939-1945
1
1939-1945 --
1
1942
1
1942-1948
1
1945-00
1
1965-
1
1977
1
1989
1
1989-
1
1993-1945 --
1
20th centry --
1
20yh centuruy
1
21th century
1
Civil war, 2011-
1
History
1
Medieval, 500-1500
1
Polical aspect --
1
To 1500
1