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
Post-presidency of Jimmy Carter his willingness to aid President Trump with resolving growing tensions between the US and North Korea and confirmed he had notified National Security Advisor H. R. McMaster that he was open to serving as an American diplomatic envoy to North Korea. In March 2018, after President Trump agreed to a meeting with North Korea leader Kim Jong-un, Carter expressed his endorsement of the decision and said it would be "a wonderful achievement" if the US could avoid a nuclear confrontation with North Korea. In September 1981, Carter met with Prime Minister of Israel Menachem Begin at his home for discussions