I say 1945. We won a world war.
The purpose was to furthur America's strength & power over the rest of the world.
The declaration of independence showed the rest of the world that America was it's own country and that it was serpreated for Great Britain.
Household utility AC power is supplied at 60 HZ in the US and most of the rest of North America, and at 50 Hz in most of the rest of the world.
so that the rest of the world has something to burn.
The St. Lawrence Seaway connects the Great Lakes with the rest of the world.
Canada is in North America
america has national football game
average
heaps man.
Petroleum.
The US is located in North America. Many US citizens are not aware that to the rest of the world, America is not synonymous with the United States of America. America is a region, not a country.
The Great Wall Of China. I think...