Kennedy was nominated by the Democratic Party at the national convention on July 15, 1960 and he named Senator Lyndon B. Johnson as his official running mate. On November 8, 1960 they defeated incumbent Vice President Richard Nixon and United Nations Ambassador Henry Cabot Lodge Jr. in the general election. Kennedy was sworn in as president on January 20, 1961 and would serve until his assassination on November 22, 1963. His brothers Robert and Ted would both later run for president in 1968 and 1980, but neither received the presidential nomination.