Complex sentence: An adherent of Home Rule, he founded 1914 (-1922) the Irish Dominion League to keep Ireland united, and in 1922 he became a member of the new Irish Free State Senate, Seanad Eireann.
Split into simpler sentences: An adherent of Home Rule, founded 1914-1922 the Irish Dominion League to keep Ireland united. In 1922 member of the new Irish Free State Senate, Seanad Eireann.