Original sentence: On one side was the National Army of the Irish Free State established by the Anglo-Irish Treaty which ended the Irish War of Independence (1919-1921) with Britain.Opponents of the Treaty, which included the majority of the Irish Republican Army of 1919-1921, fought against the newly established Free State.The Government of the Irish Free State (established as a Provisional Government in January 1922 and as a full government in December of that year), was ultimately victorious, the Anti-Treaty forces calling a ceasefire in April 1923 and ordering their men to "dump arms" in May.The Irish Civil War was fought between June 1922 and May 1923.The war involved both conventional warfare (from late June to August 1922) when the Free State forces took the major towns and cities and then a longer period of guerrilla warfare (September 1922 to April 1923) as the Anti-Treaty guerrillas were gradually brought to a standstill.They are referred to here as the Anti-Treaty IRA.This page aims to give a chronology of the major events of this conflict
Edited sentence: It followed the Irish War of Independence (1919–1921), and accompanied the establishment of the Irish Free State as an entity independent from the United Kingdom.The Anti-Treaty forces called a ceasefire in April 1923 and ordered their men to "dump arms" in May 1923.The Government of the Irish Free State (established as a Provisional Government in January 1922 and as a full government in December 1922) was ultimately victorious.The conflict was waged between two opposing groups of Irish nationalists: the forces of the new Irish Free State, who supported the Anglo-Irish Treaty under which the state was established, and the Republican opposition, for whom the Treaty represented a betrayal of the Irish Republic.The war involved both conventional warfare (late June–August 1922) when the Free State forces took the major towns and cities, and then a longer period of guerrilla warfare (September 1922–April 1923) as the Anti-Treaty forces were gradually brought to a standstill.This is a timeline of the Irish Civil War, which took place between June 1922 and May 1923