The 1865 NYC Mayoral election a contest between NYC Recorder, John Hoffman, Millionaire industrialist Marshal Roberts, Mozart Hall Acolyte John hacker & Mayor Godfrey Gunther resulted in a win for Tammany Hall that represented a return to power after 6 years in the woods
Hoffman, a who's mayoral victory was aided by A Mr. William M. "Boss" Tweed later became governor in 1868, With Manhattan and specifically Tweed's support being crucial in his narrow 3.28% Statewide Win
Hoffman would retire after winning a second term as governor in 1870 because his association with Tweed, despite him never being implicated in Tweed's crimes, was so politically toxic as to being the end of his political career