The Queen has become the second-longest serving sovereign monarch ... reign on Sunday. Last weekend, the 96-year-old's Platinum Jubilee was marked with four days of celebrations across the UK.

Queen Elizabeth II, born Elizabeth Alexandra Mary, was the sovereign monarch of the United Kingdom and 14 other commonwealth countries, including Northern Ireland. She was the longest-reigning ...

Queen Elizabeth II has become the second-longest reigning monarch in history ... both on international tours and at engagements in the UK to this day.