colbys Australian Colonisation By cmartin10 Period: Jan 1, 1861 to Jan 1, 1865 American civil war the american civil war started in 1861 to 1865 it was, one of the biggest wars in american. Period: Dec 1, 1978 to Jan 25, 1978 industrial revolution the industrial revolution is when the machine were takeing peoples jobs, a nd there were to much pultion in Brition thats why they left.