The Queens Platinum Jubilee took place to celebrate her majesty's 70 years as Sovereign. A special public holiday was declared in the UK from 2 June to the 5 of June 2022. The late Queen Elizabeth's Platinum Jubilee, which took place to celebrate her majesty's 70 years as Sovereign. A special public holiday was declared in the UK from 2 June to the 5 of June 2022. Only three months later on September 8 Queen Elizabeth II died aged 96, making her the UK's longest serving monarch in History.