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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.
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Later that year, the two say their "I dos" at Westminster Abbey, and take the titles of the Duke and Duchess of Edinburgh.
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The two welcome their first child, Prince Charles, in 1948, and their second, Princess Anne, in 1950.
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For her first public engagement as Queen – a service at Westminster Abbey – Elizabeth and Philip are the picture of '50s chic.
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The couple shares an intimate moment in the Royal Box at the Circus in London.
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The Queen with two of her great loves – Philip and horses – at Smith's Lawn Polo Club.
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Elizabeth 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.
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Being married for more than three decades means picking up similar habits, like this stance.
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During a visit to Durban, South Africa, in the mid-1980s, the Queen and Prince Phillip share a laugh.
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Husband and wife stand hand-in-hand in full regalia (that crown!) at the State Opening of Parliament at the House of Lords.
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For their Diamond wedding anniversary, the Palace releases this super-sweet photo of the still-so-in-love couple to mark the occasion.
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They're 94 (he) and 89 (she) years old, 68 years married and still hitting up Royal Ascot. Congrats on the anniversary, you two!