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
GB Airways the airline. The franchise agreement with British Airways was due to continue until 2010 and under the terms, GB Airways traded as British Airways, with all flights operated under BA flight codes (the range BA6800-6999 were allocated to GB Airways flights). All GB Airways aircraft were presented in full British Airways livery, appointed with the same interior and class product as the BA main fleet, and staff wore the BA uniform. GB Airways flights could be booked through British Airways and the airline participated in BA's Executive Club and BA Miles programme. GB Airways was an affiliate member of Oneworld.