 Complete the following phrase:  The Act of 1920, which became effective on 3 May 1921, was intended to create two self-governing territories within Ireland, each with its own parliament and governmental institutions, and both remaining within the United Kingdom of Great Britain and Ireland. It also contained provisions for co-operation between the two territories and for the eventual reunification of Ireland. However, in the 1921 elections for Southern Irelands House of Commons, Sinn Féin candidates won 124 of the 128 seats all candidates were unopposed and no actual polling occurred, and ignored the parliament, assembling instead as the Second Dáil. The Parliament of Southern Irelandconsisting of the four unionist membersmet only once. Continuing 