On July 13 at the 1960 Democratic National Convention in Los Angeles , the party nominated John F. Kennedy for President of the United States . Jacqueline did not attend the nomination due to her pregnancy , which had been publicly announced ten days earlier . She was in Hyannis Port when she watched the September 26 , 1960 debate — which was the nation 's first televised presidential debate — between her husband and Republican candidate Richard Nixon , who was the incumbent Vice President . Marian Cannon , the wife of Arthur Schlesinger , watched the debate with her . Days after the debates , Jacqueline contacted Schlesinger and informed him that John wanted his aid along with that of John Kenneth Galbraith in preparing for the third debate on October 13 ; she wished for them to give her husband new ideas and speeches . On September 29 , 1960 , the Kennedys appeared together for a joint interview on '' Person to Person '' , interviewed by Charles Collingwood
1960 Democratic National Convention
1960 Democratic National Convention
Jacqueline Kennedy Onassis