The Irish War of Independence or Anglo-Irish War fought between the Irish Republican Army and the British Government and its forces in Ireland.
At the beginning of the XIX century the British finally annexed Ireland to the British Empire, after which the Irish have made several attempts to gain independence. All were unsuccessful, and each time Ireland again came under British influence.
January 21, 1919 deputies of the British Parliament have signed a declaration of Irish independence and demanded the immediate withdrawal of British troops from the territory of the state. President of the Republic was elected leader of the Irish nationalist party De Valera. After independence, the IRA(Irish Republican Army) carried out a number of terrorist attacks against members of the British authorities in Ireland and began active operations. British police were preventing terrorist attacks and the destruction of IRA members, with the support of English army.26 November 1919 anti-British armed rebellion began in Dublin. Start a guerrilla war.
March 10, 1920 Council voted Ulster nationalists in Belfast, which the country was divided into two sovereign states with their own parliaments - to Northern Ireland and South Ireland. July 21 between the supporters of the party "Sinn Fein" and Ulster nationalists armed clashes in Belfast. In the UK, the situation has been exacerbated by the war spending. May 24, 1921,was elections to the Parliament of Southern Ireland. Absolute majority party won "Sinn Fein." June 7 starts wark Parliament of Northern Ireland, which the Prime Minister became D. Craig, that finally split Ireland. On June 10 the Republic of Ireland signed an armistice with Britain. The next day soldiers of the IRA(Irish Republican Army) cease hostilities.
December 6, 1921 Britain recognized Ireland as a British dominion Irish Free State by concluding a compromise with her Anglo-Irish treaty of 1921. Northern Ireland became part of the United Kingdom. However, on 16 December the same year, the day of ratification of Northern Ireland and the UK leader de Valera Irish suddenly opposed reunification with Britain. This was the continuation of the conflict, which is now expressed in the political and ideological confrontation and continues to this day.