Soviet Union | European Union | Union Army | rugby union | General Hospital | Union | hospital | Massachusetts General Hospital | International Telecommunication Union | trade union | Union (American Civil War) | Union Pacific Railroad | England national rugby union team | American Civil Liberties Union | Wales national rugby union team | New Zealand national rugby union team | Ireland national rugby union team | Western Union | Industrial Workers of the World | Scotland national rugby union team | International Astronomical Union | Georgia national rugby union team | Trade union | International Union for Conservation of Nature | Border Union Railway | Guy's Hospital | France national rugby union team | United States national rugby union team | South Africa national rugby union team | Communist Party of the Soviet Union |
It was founded in 1946 with the merger of the Mental Hospital and Institutional Workers Union and the Hospital and Welfare Services Union, with the aim of having one union to represent workers in the National Health Service on its formation.