Era
20th century
64
21st century
42
19th century
14
1989-
13
1945-1989
11
1856-1939
7
18th century
5
1945-
5
To 1500
5
17th century
4
1946-
4
1951-
4
1960-1980
4
1809-1865
3
1882-1945
3
1890-1969
3
1908-1973
3
1933-1945
3
1949-
3
1953-1961
3
1960-
3
1977-
3
Civil War, 1861-1865
3
Dhofar War, 1964-1976
3
1715-1791
2
1732-1799
2
1760-1860
2
1818-1882
2
1822-1885
2
1856-1924
2
1858-1919
2
1861-1886
2
1875-1961
2
1884-1972
2
1887-1979
2
1913-1994
2
1918-1945
2
1921-2016
2
1934-2017
2
1938-
2
1945-1990
2
1947-
2
1950-
2
1963-
2
1963-2005
2
1965-
2
1977-1981
2
1978-
2
1980-2020
2
1981-1989
2
more ...