Era
- 20th century 10 results
- 19th century 8 results
- 18th century 6 results
- Revolution, 1917-1921 6 results
- 1860-1911 4 results
- 1985-1991 4 results
- 1991- 4 results
- 1613-1917 2 results
- 1729-1796 2 results
- 1775-1917 2 results
- 1800-1868 2 results
- 1801-1917 2 results
- 1807-1893 2 results
- 1812-1858 2 results
- 1824-1889 2 results
- 1855-1881 2 results
- 1879-1953 2 results
- 1917-1936 2 results
- 1925-1953 2 results
- 1936-1953 2 results
- 1948- 2 results
- 1953-1985 2 results
- Attempted coup, 1991 2 results
- Civil War, 1994- 2 results
- War of Independence, 1821-1829 2 results