Youthful and full of energy, President John F. Kennedy represented those Americans seeking progressive social programs and improved interaction with other nations. Most of his administration's New Frontier programs, however, were barely underway when Kennedy was assassinated (murdered) nearly three years into his presidency. The killing of the widely popular president in November 1963 shocked the nation and left many people grieving around the world.

At age forty-three in 1960, Kennedy was the youngest elected president. His administration developed strongly after early setbacks. Three months into office, he accepted responsibility for a failed military operation in Cuba in 1961. The following year, he effectively pressured the Soviet Union to remove nuclear missiles from that island. Kennedy's reputation nationally and worldwide increased greatly over his handling of the Cuban missile crisis. During his presidency, Kennedy enjoyed triumphant tours and made inspiring speeches in such nations as France, West...