sentences:  The final payment was actually six years late, the British Government having suspended payments due in the years 1956, 1957, 1964, 1965, 1968 and 1976 because the exchange rates were seen as impractical.After this final payment Britain's Economic Secretary to the Treasury, Ed Balls, formally thanked the US for its wartime support.Sir Christopher Meyer presented a history of the loan and its effects in the BBC series "Mortgaged to the Yanks".