presidency of Lyndon B. Johnson began on November 22 , 1963 , when Johnson became the 36th President of the United States upon the assassination of President John F. Kennedy , and ended on January 20 , 1969 . He had been Vice President of the United States 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 by a landslide over Republican opponent Arizona Senator Barry Goldwater . Following the 1968 presidential election he was succeeded by Republican Richard Nixon . His presidency marked the high tide of modern liberalism in the United States
assassination of President John F. Kennedy
Assassination of John F. Kennedy
Presidency of Lyndon B. Johnson