It was invading South Korea and America went to help the Democracy defeat the Communist country and we did in 1953
Canada because Brazil is the largest country in South America and Canada is the largest country in north America.
Panama is the country furthest south in North America
if you are in the USA the country directly south of you is Mexico (North America is the continent) If you are in Canada the country directly south of you is the USA
North America, South America
there is no country that borders America both North and South
no ,the country of panama is an ishtmus which joins the continents of north and south america
usa is a country and north and south America are continents
The US wanted to cease the spread of communism in the East.
South America is neither a republic nor a democracy - it is a continent and within has many countries which are both republics and democratic.
Mexico
Mexico is to the south of the USA and north of central America.