I think the answer is James Madison and his term was exactly 8 years.
The answer is a at least I think it is
He attacked on Christmas. Puritans in the New World did not celebrate Christmas, but the Hessians (German mercenaries used by the British) certainly did. So the Americans launched a surprise attack on the Germans who were...ahem...celebrating, to put it mildly
Answer:
No longer forced to work with none to very little pay
Its The Spanish-American War of 1898