Soldiers from F (Sphinx) Parachute Battery, Royal Horse Artillery, fired 21 rounds at 11:00 BST.
Colchester to commemorate King Charles' coronation with Castle Park gun salute - Yahoo Sport
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Charles formally proclaimed King by privy council
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In pictures: Gun salutes across the country mark King's birthday
وفاة ومراسم تشييع إليزابيث الثانية - المعرفة