The "Queen of the United Kingdom" refers to the reigning monarch of the United Kingdom and other Commonwealth realms. As of October 2023, the current queen is Queen Elizabeth II, who ascended to the throne in 1952. The queen's role is largely ceremonial, representing the nation at official events and performing duties such as the State Opening of Parliament. The monarchy is a constitutional institution, meaning the queen's powers are limited by law and Parliament. The queen's responsibilities include meeting with the Prime Minister, attending state functions, and supporting various charities. The monarchy symbolizes continuity and tradition in British society.