The British singer Cliff Richard was knighted by Queen Elizabeth II.
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The 70th anniversary of NATO was marked by a gathering in London of world leaders, followed by a reception by Elizabeth II at Buckingham Palace.
Queen Elizabeth II of England declared the 30th Olympics opened in London, UK.
Prince Charles was appointed to become the next head of the Commonwealth once Queen Elizabeth II passes.
Her Majesty The Queen became the first British Monarch to celebrate a Platinum Jubilee.
Queen Elizabeth II led the Sydney Opera House's grand opening.