On November 15, 1956, the legendary actress and movie icon Grace Kelly married Prince Rainier III of Monaco in a lavish ceremony that captured the world's attention. The wedding took place at the Cathedral of St. Nicholas in Monaco, and it was attended by numerous celebrities, dignitaries, and members of royal families from around the globe.

Grace Kelly, who had already won an Academy Award for her role in "The Country Girl" (1954) and starred in several Alfred Hitchcock classics like "Rear Window" and "To Catch a Thief," gave up her acting career to become Princess Grace of Monaco. Her wedding dress, designed by MGM costume designer Helen Rose, was a gift from the studio and is still considered one of the most iconic bridal gowns in history.

The ceremony itself was a grand affair, with thousands of people lining the streets to catch a glimpse of the bride and groom. The wedding was also broadcast on television, allowing millions of viewers worldwide to witness the event. The couple exchanged their vows in front of 600 guests, and the ceremony was followed by a reception at the Prince's Palace.

The marriage of Grace Kelly and Prince Rainier III was a true fairy tale union, combining the glamour of Hollywood with the prestige of European royalty. The couple had three children together and remained married until Grace's tragic death in a car accident in 1982.

The wedding of Grace Kelly and Prince Rainier III on November 15, 1956, remains a significant event in celebrity history, marking the end of a legendary actress's career and the beginning of her life as a beloved princess.