Question: The Irish Free State, (6 December 1922 - December 1937) was a state established in 1922 under the Anglo-Irish Treaty of December 1921, the treaty ended the three-year Irish War of Independence between the forces of which self-proclaimed revolutionary state that declared its independence from the United Kingdom of Great Britain and Ireland?
Sentence (from "Irish Free State"): The Irish Free State (Irish: "Saorstát Éireann" ] ; 6 December 192229 December 1937) was a state established in 1922 under the Anglo-Irish Treaty of December 1921.
Relevant evidence: No