John F. Kennedy and Jackie Kennedy were married for 10 years before the president’s untimely death Nicole Briese is a contributing writer at PEOPLE. She has been working at PEOPLE since 2022.

soon-to-be First Lady Jacqueline Kennedy was six months pregnant with son John F. Kennedy Jr. when she received some comforting advice from Lady Bird Johnson, who would become second lady.

She was the epitome of grace, elegance, and quiet strength – with Jacqueline Kennedy, America’s beloved first lady, captivating the world with her poise, beauty, and unwavering composure. But ...

Jackie became pregnant again soon enough ... now known as infantile respiratory distress syndrome. Patrick's death inspired John F. Kennedy to sign a grant into law that would give $265 million ...