Era
1861-1865
3
1861-1865 (Guerre de Sécession)
3
Civil War, 1861-1865
3
1821-1869
2
1712-1759
1
1720-1787
1
1754-1763
1
1754-1763 (Guerre de Sept Ans)
1
1755-1763
1
1755-1763 (Guerre de Sept Ans)
1
1759 (Siège)
1
1903-
1
1939-1945
1
1941-1944 (Occupation allemande)
1
1944-
1
French and Indian War, 1754-1763
1
German occupation, 1941-1944
1
Since 1939
1
approximately 1823-1896
1