Queen Elizabeth II becomes longest-reigning UK monarch

September 9: Today, Queen Elizabeth II will become the longest-reigning British monarch. 

In 1952, when she was almost 26 years old, Elizabeth became Head of the Commonwealth and queen regnant the United Kingdom, Canada, Australia, New Zealand, and 3 other independent Commonwealth countries.


Queen Elizabeth II becomes Britain's longest-reigning monarch later when she passes the record set by her great-great-grandmother Queen Victoria.

She will have reigned for 63 years and seven months - calculated at 23,226 days, 16 hours and approximately 30 minutes at about 17:30 BST.

Long live the queen!!!