British Airways and replace them with agency staff; it is estimated that the strike cost British Airways £30 million and caused disruption to 100,000 passengers. In October 2006, BA became involved in a civil rights dispute when a Christian employee was forbidden to wear a necklace bearing the cross, a religious symbol. BA's practice of forbidding such symbols has been publicly questioned by British politicians such as the former Home Secretary John Reid and the former Foreign Secretary Jack Straw. Relations have been turbulent between BA and Unite. In 2007, cabin crew threatened strike action over salary changes to be imposed by
British Airways two regional British airlines Cambrian Airways based at Cardiff, and Northeast Airlines based at Newcastle upon Tyne, was constituted on 1 April 1972. Although each airline's individual branding was maintained initially, two years later the British Airways Board unified its branding, effectively establishing British Airways as an airline on 31 March 1974. Following two years of fierce competition with British Caledonian, the second-largest airline in the United Kingdom at the time, the Government changed its aviation policy in 1976 so that the two carriers would no longer compete on long-haul routes. British Airways and Air France operated the supersonic airliner