22 June – State opening of the first parliament at Belfast City Hall is conducted by George V of the United Kingdom who makes a speech (drafted by Jan Smuts) calling for reconciliation in Ireland.
10 July – Bloody Sunday: Clashes between Catholics and Protestants in Belfast result in 16 deaths (23 over the surrounding four-day period) and the destruction of over 200 (mostly Catholic) homes.[3]
12 July – Sinn Féin representatives arrive in London for talks.
18 July – Ulster Unionist negotiators walk out of the truce talks in London.
23 August – The Northern Cabinet agrees that Stormont Castle will be the permanent site of the Northern Houses of Parliament.
21 November – Troops are sent to restore order after rioting breaks out in East Belfast.
22 November – At least ten people die in widespread shootings in Belfast.
6 December – Agreement is reached in the Treaty negotiations in London. The main points of the agreement include the creation of an Irish Free State within the Commonwealth, an Oath of Allegiance to the Crown and the ability of the Royal Navy to use certain Free State ports.