<P> Queen Elizabeth II became the longest - reigning British monarch on 9 September 2015 when she surpassed the reign of her great - great - grandmother Victoria . On 6 February 2017 she became the first British monarch to celebrate a sapphire jubilee , commemorating 65 years on the throne . </P>
<P> Queen Elizabeth II became the longest - reigning British monarch on 9 September 2015 when she surpassed the reign of her great - great - grandmother Victoria . On 6 February 2017 she became the first British monarch to celebrate a sapphire jubilee , commemorating 65 years on the throne . </P>
who has been the longest reigning british monarch
who has been the longest reigning british monarch
Elizabeth II
Elizabeth II