Verified answer

Yes. Mexico will order her people home. The economy will crash. Food crops will rot in the field, grocery stores shelves will be bare and Americans will be flopping over in the streets. Mexico wins.

Not without a declaration of war

For what reason? Although he may be president(God help us all) he would still need to get the congress and senate to pass a declaration of war.

Presidents don't declare war Congress does.

Trade war

Yes

it's impossible

Russia & China & North Korea... fight for Mexico

Its a good place to start.

Bet yer a$$.

No he is just big fat clown