Era
20th century
47
1939-1945
34
1900-1999
26
1939 - 1945
18
21st century
13
19th century
11
2000-2099
8
German occupation, 1940-1945
8
1951-
7
1993-
6
1951-1993
5
Civil War, 1994
5
1900 - 1999
4
1926-
4
1800-1999
3
18th century
3
1923-
3
20e siècle
3
Baudouin I, 1951-1993
3
Geschichte
3
1800 - 1999
2
1800-1899
2
1926-2018
2
1935-
2
1945-
2
1952-
2
1971-
2
1972-
2
Leopold I, 1831-1865
2
Since 1951
2
1700 - 1899
1
1700-1899
1
1772-1811
1
1800 - 1899
1
1830 - 1914
1
1830-1914
1
1831 - 1865
1
1846-1929
1
1875-1930
1
1889-1945
1
1900-1945
1
1904-1945
1
1905-1966
1
1908-1960
1
1912-1989
1
1913-2015
1
1914-
1
1914-1951
1
1914-1962
1
1918-1981
1
more ...