The youngest person to be elected president was John F. Kennedy, at 43 years, 163 days of age on election day; the oldest was Ronald Reagan, who was 73 years, 274 days old at the time of his election to a second term. read more
While a Congressman, Kennedy embarked on a seven-week trip to India, Japan, Vietnam, and Israel in 1951, at which point he became close with his then 25-year-old brother Bobby, as well as his 27-year-old sister Pat. read more