Millions of things did not occur in that period. You will have to be more specific.
1861-1865
it was 1861-1865
Civil War
1861-1865
Between 1861 and 1865 the United States Civil War was fought. It was the bloodiest war in United States history.
an aircraft
This question appears to be about the US Civil War which took place from 1861 to 1865.
CIVIL WAR occurs in 1861 - 1865
The Civil War (1861-1865)
uhh Pokemon wasn't available in 1861 heck it wasn't even available 1961.
The civil war was fought in this time period.
the civil war was fought from 1861-18651861-1865