 Johnson succeeded to the presidency following the assassination of John F. Kennedy on November 22, 1963, completed Kennedy's term and was elected President in his own right, winning by a large margin over Barry Goldwater in the 1964 election.Johnson was greatly supported by the Democratic Party and as President, he was responsible for designing the "Great Society" legislation that included laws that upheld civil rights, public broadcasting, Medicare, Medicaid, environmental protection, aid to education, and his "War on Poverty".Johnson was renowned for his domineering personality and the "Johnson treatment," his coercion of powerful politicians in order to advance legislation.