Queen Elizabeth and Prince Philip – then Princess Elizabeth and Philip Mountbatten – announce their engagement on July 10, 1947. Their romance began years before, however: They met when Elizabeth was just 13 years old, and despite the age difference, she was reportedly instantly smitten.
Later that year, the two say their “I dos” at Westminster Abbey, and take the titles of the Duke and Duchess of Edinburgh.
The two welcome their first child, Prince Charles, in 1948, and their second, Princess Anne, in 1950.
For her first public engagement as Queen – a service at Westminster Abbey – Elizabeth and Philip are the picture of ’50s chic.
The couple shares an intimate moment in the Royal Box at the Circus in London.
The Queen with two of her great loves – Philip and horses – at Smith’s Lawn Polo Club.
The Queen and Philip share a smile while on a visit to New Zealand during a Commonwealth Tour with their daughter, Princess Anne, and her then-husband Mark Phllips.
Being married for more than three decades means picking up similar habits, like this stance.
During a visit to Durban, South Africa, in the mid-1980s, the Queen and Prince Phillip share a laugh.
Husband and wife stand hand-in-hand in full regalia (that crown!) at the State Opening of Parliament at the House of Lords.
For their diamond wedding anniversary, the palace releases this super-sweet photo of the still-so-in-love couple to mark the occasion.
The royal couple happily attends Royal Ascot.
Prince Philip lovingly looks at his wife during an outing to Leicester Catherdral for the annual Royal Maundy service.
The longtime couple are all smiles as they attend the Royal Windsor Cup 2018.
The Queen stops for a quick car-side chat with her husband at 2018 Royal Windsor Horse Show.
The royal grandparents attend the royal wedding of grandson Prince Harry to Meghan Markle on May 19, 2018.