Mexico
The closest southern neighbor would be Mexico.
Mexico.
Mexico.
Mexico!!!! There is a common international border between the two nations.
The southern tip of South America is closer to Antarctica and the South Pole than Australia.
Most probably, because Mexico is the closest neighbor to the United States, has friendly people and has a rich and varied culture. Also it is the country with most American expats in the world.
Mexico- but Canada is south of a large part of the US called Alaska!
Greece is the most southern country in Europe.
Venezuela is the most closest to the size of Niger Africa
Panama is the most southern country in North America.
No, South Africa is the southern most African country.