 In 1961, Hill served as President of the TUC.Following a succession of demarcation disputes, Hill led a 1962 merger with two other unions with large presences in shipyards, the Associated Blacksmiths, Forge and Smithy Workers' Society and the Shipconstructors and Shipwrights' Association, remaining leader of the renamed "Amalgamated Society of Boilermakers, Shipwrights, Blacksmiths and Structural Workers".He also became President of the Confederation of Shipbuilding and Engineering Unions.