Key events in the life of King Charles III

King Charles III has been diagnosed with an unspecified type of cancer

LONDON -- LONDON (AP) — King Charles III has been diagnosed with an unspecified type of cancer. Buckingham Palace says the 75-year-old king has begun outpatient treatment.

Some key dates in Charles' life:

Nov. 14, 1948 — Charles is born on the royal estate at Sandringham, the first child of Princess Elizabeth and Prince Philip.

Feb. 6, 1952 — Princess Elizabeth becomes Queen Elizabeth II upon the death of her father, King George VI.

July 1, 1969 — Charles is formally invested as the Prince of Wales.