The United States of Ameriwank is an Alternate History Wank scenario hosted in AlternateHistory.com. It was the very first timeline that started the so called "Strangerverse"A time traveller came from the future to 1774 and gives George Washington a mission to unite the world under the United States of America to prevent a coming apocalypse in 2258.Read it here. Or if you don't have AH.com membership, here.
Last Stand: The battle at Chesapeake Bay where the US Navy held the British from landing on US soil until the last man.
Politically Correct History: Subverted. The Order of Freedom recruited non-whites and non-Christians to the order in the 19th century, but the actions are met with disapproval by some members of the order.