BBC One

BBC One (or BBC 1) is a BBC television service which began broadcasting in Great Britain on 20 April 1964, effectively replacing BBC Television.

Significant dates
ongoing list
 * 20 April 1964 - BBC One and BBC Two are launched.
 * 22 April 1964 - first edition of Top of the Pops on BBC One
 * 15 November 1969 - colour transmissions begin
 * 17 January 1983 - breakfast TV begins with Breakfast Time at 6 am.
 * 27 October 1986 - BBC Daytime launched
 * 11 July 2005 - final Top of the Pops before moving to BBC Two