There are actually numerous answers to this question. One could be the Supreme Court Justices since they serve lifetime or until they decide to retire.
Mexico is a country of South America.
South America is a continent
Northern Africa is located in Africa.
Northern Africa is both a country and is part of a continent
hope this helps<span />
Richard Nixon, would be the answer to your question
Not sure but so they wouldn't get too obsessed with their possessions? Hope that helps idk