Presidency of Jimmy Carter a party platform calling for the establishment of a national health insurance program, Kennedy refused to concede. He instead called for an "open convention", in which delegates would be free to vote for the candidate of their choice regardless of the result in the primaries. Carter's allies defeated Kennedy's maneuverings at the 1980 Democratic National Convention, and Carter and Vice President Mondale won re-nomination. Despite Kennedy's defeat, he had mobilized the liberal wing of the Democratic Party, which would give Carter only weak support in the general election. The 1980 Republican presidential primaries quickly developed into a two-man contest between
Jimmy Carter visited Nigeria from March 31 – April 3, 1978, the trip being an attempt by the Carter administration to improve relations with the country. He was the first U.S. president to visit Nigeria. Carter reiterated interests in convening a peace conference on the subject of Rhodesia that would involve all parties and reported that the US was moving as it could. The elections of Margaret Thatcher as Prime Minister of the United Kingdom and Abel Muzorewa for Prime Minister of Zimbabwe Rhodesia, South Africa turning down a plan for African independence in the southwest, and domestic opposition in Congress were