Super Power Mexico and Canada

This is Mexican Empire allied with the Central Powers. Also the Canadian Empire allied with the Central Powers. They invade the USA. They take Most of the Western states. When WW1 ends the US got some land back. It starts in 1918 when Arch Duke Ferdinand is shot. It ended in 1921 when the Central Powers signs an armstice. When WW2 Hits the same thing happens in WW1. The Canadian & Mexican Empires invade the US. China invents the Nuclear bomb and bombs Nagoya. WW2 starts in 1940 and ends in 1952 with the surrender of Canada and Mexico. The map here is the Current border between US, Canada, and Mexico.