In politics, campaign advertising is propaganda through the media to influence a political debate and, ultimately, Voting. Political consultants and political campaign staff design these ads. Many countries restrict the use of broadcast media to broadcast political messages. In the European Union, many countries do not permit paid-for TV or radio advertising for fear that wealthy groups will gain control of airtime, making fair play impossible and distorting the political debate.

The 1964 United States presidential election was the 45th quadrennial presidential election. It was held on Tuesday, November 3, 1964. Incumbent Democratic President Lyndon B. Johnson defeated Republican Senator Barry Goldwater in a landslide victory. Johnson was the fourth and most recent vice president to succeed the presidency following the death of his predecessor and win a full term in his own right. Johnson won the largest share of the popular vote for the Democratic Party in history, 61.1%, and the highest for any candidate since the advent of widespread popular elections in 1824.