Era
20th century
30
history
13
20th century. --
12
19th century
10
1945-
9
20th century --
6
Japanese occupation, 1942-1945
4
history --
4
1889-1945
3
18th century
3
1989-
3
Cyprus Crisis, 1974-
3
Malayan Emergency, 1948-1960
3
To 1900
3
1400-1965
2
1517
2
1786-1867
2
1823-1913
2
1933-1945
2
1937-1945
2
1942-1945
2
1948-1960
2
1948-1960 --
2
1971-
2
1979-
2
1990-
2
19th century --
2
Congresses
2
Cyprus Crisis, 1963
2
1000-1699
1
1365-1895
1
1400-2004
1
1400-2004 --
1
1478 - 1798
1
1510-1957
1
15th century
1
1681-1942
1
1689-1702
1
1770-1860
1
1771-1821
1
1796 - 1854
1
1796-1854
1
1799-1917
1
17th century
1
17th century --
1
1801-1873
1
1803-1868
1
1809-1865
1
1810-
1
1819-1867
1
more ...