20th century 23
19th century 15
1900-1999 13
1914-1918 9
17th century 8
1800-1899 8
16th century 7
German occupation, 1914-1918 6
1939-1945 5
1500-1599 4
1555-1648 4
1600-1699 4
German occupation, 1940-1945 4
1500-1699 3
1800-1999 3
1830-1914 3
1914- 3
1918-1945 3
Eighty Years' War, 1568-1648 3
1293-1381 2
1648-1794 2
1850-1894 2
1851-1926 2
1868-1944 2
18th century 2
1914-1951 2
1945- 2
2000-2099 2
21st century 2
600-1500 2
Cretaceous 2
Middle Ages, 600-1500 2
To 1555 2
-1327 1
-1648 1
1514-1564 1
1527-1598 1
1538-1614 1
1542-1620 1
1550-1626 1
1555-1794 1
1559-1621 1
1577-1640 1
1587-1645 1
1599-1641 1
15th century 1
1608-1678 1
1648-1799 1
1714-1795 1
1787-1863 1
1789-1790 1
1811-1863 1
1814-1830 1
1814-1894 1
1815-1830 1
1815-1871 1
1816-1855 1
1838-1922 1
1846-1918 1
1854-1922 1
1854-1927 1
1863-1957 1
1865-1941 1
1869-1934 1
1871-1932 1
1882-1945 1
1885-1978 1
1889-1974 1
1890-1947 1
1894-1966 1
1896-1981 1
1898-1967 1
1898-1973 1
1899-1972 1
1901-1983 1
1904-1974 1
1905-1961 1
1907-1983 1
1908-1960 1
1912- 1
1914-1963 1
1916 1
1918-1970 1
1919-1933 1
1920-1981 1
1925-1961 1
1926- 1
1927-2016 1
1929 1
1930- 1
1937-2006 1
1945-1990 1
1951- 1
1951-1993 1
1954- 1
1960-1997 1
2004 1
Civil War, 1960-1965 1
Earthquake, 1963 1
From 65 to 140 million years ago 1