The United Kingdom's Political decision to exit the European Union, commonly known as Brexit, has had a substantial impact on various areas of the country, including the sector of arts and culture. In 2016, the United Kingdom voted for leaving the European Union which had a noteworthy shift in the political and cultural landscape of Britain. The impact of Brexit on British drama and theatre is examined through analyzing how the political and social changes resulting from Brexit have significantly affected the themes, narratives, and production of theatre in the UK. It has been a considerable influence on the creative industries of theatre, which have, for a long time, been an arena for political and social national debate.  Analyzing samples from recent plays and productions, such as Leave Taking, The Jungle, Albion, and My Country. The study investigates the ways in which Brexit has influenced the themes, content, and production of British theatre. This analysis demonstrates how Brexit has stimulated a renewed engagement with topics, such as national identity, immigration, nationalism, and questioning the traditional narratives of British history and culture. The study, finally, concludes that Brexit has brought about a challenging but exciting period of creativity in British theatre, as artists and audiences immediately grappled with the changing landscape of their country.