• the federation of saint christopher and nevis is a country in the caribbean. its usual written form is st christopher and nevis, often shortened to st kitts. it was a british colony from the 17th century until independence in 1983. dr kennedy alphonse simmonds, of the people's action movement (pam), became premier in 1980 and prime minister in 1983. saint christopher and nevis is a member of the commonwealth and the organization of american states. sugar is exported and tourism is an important industry.