sentences:  Then about a year later, in 1963/64, two newly independent countries, Somalia (incorporating the former British Somaliland Protectorate) and Zanzibar (after a revolution overthrowing the Sultan’s rule), refused to continue pension payments to the former overseas officers, contrary to the agreements that had been reached with the governments at the time of independence.So OSPA had a new reason to negotiate with the British Government, and this time it took almost ten years of persistence by OSPA until the Government passed the Overseas Pensions Act in 1973.That was followed by several more years of negotiations with the various overseas governments concerned to complete the process.