united states
Mexico is the country that borders the southern United States.
the southern ocean borders only antartica
Mexico does
The only country with a land border with the southern US is Mexico. However, some other nearby countries are Cuba and the Bahamas.
Iran
Mexico City is the capitol of Mexico, which borders the USA
On the eastern side of the country, it shares a border with England and on the western, northern and southern sides of the country it borders the Irish sea
Madagascar
Panama is the most southern country in North America.
Zimbabwe is an African country that borders Botswana and South Africa. It is located in the southern part of the continent.
The state of Alaska borders western Canada. Alaska is a part of the USA.
Botswana is a landlocked country in southern Africa and does not have any borders with oceans. It is bordered by Namibia, Zambia, Zimbabwe, and South Africa.