presidency of Lyndon B. Johnson

Lyndon B. Johnson's tenure as the 36th president of the United States began on November 22, 1963, following the assassination of President Kennedy and ended on January 20, 1969. He had been vice president for days when he succeeded to the presidency. A Democrat from Texas, he ran for and won a full four-year term in the 1964 election, winning in a landslide over Republican opponent Arizona Senator Barry Goldwater. Johnson did not run for a second full term in the 1968 presidential election. He was succeeded by Republican Richard Nixon. His presidency marked the high tide of modern liberalism in the 20th century United States.