Era
20th century
54
1900-1999
16
21st century
16
19th century
14
1991-
10
1989-
9
1945-
8
Since 1991
6
18th century
5
1945-1953
5
1952-
5
2000-2099
5
1865-1921
4
1945-1989
4
1976-
4
2001-
4
Since 1900
4
Since 1989
4
1783-1815
3
1798-1942
3
1918-1945
3
1933-1945
3
1942-1949
3
Since 1945
3
1783-1809
2
1789-1900
2
1800-1915
2
1809-1817
2
1815-1871
2
1867-1914
2
1867-1918
2
1871-1915
2
1899-1956
2
1910-1946
2
1922-1945
2
1946-1970
2
1953-1961
2
1961-1963
2
1985-1991
2
Consulate and First Empire, 1799-1815
2
Euromaidan Protests, 2013-2014
2
Ottoman Empire, 1288-1918
2
Since 1976
2
1288-1918
1
1288-1999
1
1613-1917
1
1700-1899
1
1700-1900
1
1714-1820
1
1714-1837
1
more ...