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Liam Cosgrave was born on April 13, 1920. He was an Irish politician who served as the seventh Taoiseach of Ireland from 1973 to 1977. He was the son of former President of the Executive Council of the Irish Free State, W. T. Cosgrave. Cosgrave was a member of Fine Gael and served in various ministerial positions before becoming Taoiseach.