Era
Civil War, 1861-1865
5
Revolution, 1775-1783
5
1732-1799
2
1510-1554
1
1752-1818
1
1781-1857
1
17th century
1
1802-1847
1
1807-1870
1
1809-1865
1
1821-1912
1
1847-1931
1
1858-1919
1
1867-1912
1
1871-1948
1
1890-1969
1
18th century
1
Eocene
1
Mesozoic
1
Quaternary
1
Siege, 1781
1
Siege, 1863
1
Siege, 1864-1865
1