Idea for a flag for the North American Union ( en.wikipedia.org/wiki/North_Am… The flag incorporates elements from all the three member nations' current flags. The overall flag arrangement is similar to Canada's flag; the red stripes and blue color from the U.S.A's flag, and the green/white/red stripes as a horizontal version of mexico's flag. The three stars at the center each represent the union of the three countries.