Era
21st century
41
Protests, 2011-2013
27
20th century
19
1952-1970
17
1981-2011
17
-30 B.C
14
1911-2006
13
332-30 B.C
13
1918-1970
10
1928-2020
10
1898-1975
9
1900-1999
9
1981-
9
Since 1981
7
1250-1517
6
1939-1945
6
Revolution, 1952
6
To 332 B.C
6
1885-1965
5
1970-1981
5
265-30 B.C
5
750-1258
5
1564-1616
4
1957-
4
1967
4
2000 - 2099
4
British occupation, 1882-1936
4
Intervention, 1956
4
Protests, 2011-
4
-1260
3
-2003
3
1137-1193
3
1918-1981
3
1919-1952
3
1920-1987
3
1925-1953
3
1952
3
1974-
3
2000-2099
3
2003-2011
3
2005
3
2011-
3
83 B.C.?-30 B.C
3
-415
2
1250 - 1517
2
1809-1852
2
1869-1951
2
1889-1945
2
1891-1944
2
1900 - 1999
2
more ...