Televison

The document discusses the history of television in the UK, including the development of different TV channels. It describes the launch of BBC One in 1936 as the world's first public television service. It then discusses the origins of BBC television idents and branding. The document also provides background on ITV, the oldest commercial TV network in the UK, and Channel 4, which was established in 1982 to provide a fourth television option. Finally, it mentions Channel 5/Five, the fifth and final national terrestrial TV channel launched in the UK.