As we all know, the War of 1812 was a humiliation for America, and after the White House was burnt to the ground by the British, the Hartford Convention declared independence for New England, which distracted the Americans enough for the British to capture the Great Lakes and the Michigan Peninsula. America was forced to sign a humiliating treaty giving independence to New England and ceding the Michigan Peninsula to British North America.

So what would have happened, if New England didn't go independent?