The Second Dáil was Dáil Éireann as it convened from 16 August 1921 until 8 June 1922. From 1919 to 1922, Dáil Éireann was the revolutionary parliament of the self-proclaimed Irish Republic. The Second Dáil consisted of members elected at the 1921 elections, but with only members of Sinn Féin taking their seats. On 7 January 1922, it ratified the Anglo-Irish Treaty by 64 votes to 57 which ended the War of Independence and led to the establishment of the Irish Free State on 6 December 1922.
The Parliament of Northern Ireland was the home rule legislature of Northern Ireland, created under the Government of Ireland Act 1920, which sat from 7 June 1921 to 30 March 1972, when it was suspended because of its inability to restore order during The Troubles, resulting in the introduction of Direct Rule. It was abolished under the Northern Ireland Constitution Act 1973.
The 1921 Canadian federal election was held on December 6, 1921, to elect members of the House of Commons of Canada of the 14th Parliament of Canada. The Union government that had governed Canada through the First World War was defeated, and replaced by a Liberal government under the young leader William Lyon Mackenzie King. A new third party, the Progressive Party, won the second most seats in the election.
The 1922 United States House of Representatives elections were held for the United States House of Representatives in November 1922, in the middle of President Warren G. Harding's term. Just as voters had expressed their distrust of Wilson in 1920, now voters had a chance to express the widespread feeling that Congress had failed to address economic problems, especially the brief but sharp economic recession of 1921–1922. Most of the seats that Republicans lost had long been held by Democrats, who now returned with an even stronger base in the major cities.
The 1920 United States House of Representatives elections were held, coinciding with the election of President Warren G. Harding, the first time that women in all states were allowed to vote in federal elections after the passage of the 19th Amendment.
The 1926 Alberta general election was held on June 28, 1926, to elect members of the Legislative Assembly of Alberta. The writs of election were issued on May 10, 1926, allowing an election period of 40 days.
Early general elections were held in Sweden between 10 and 26 September 1921. In the first elections held under universal suffrage, the Swedish Social Democratic Party remained the largest party, winning 93 of the 230 seats in the Second Chamber of the Riksdag. Party leader Hjalmar Branting formed his second government.
The Louth by-election, 1921 was a by-election held on 22 September 1921 for the British House of Commons constituency of Louth in Lincolnshire.
The Penrith and Cockermouth by-election, 1921 was a parliamentary by-election held for the British House of Commons constituency of Penrith and Cockermouth in Cumberland on 13 May 1921.
Cochrane was a provincial electoral district in Alberta mandated to return a single member to the Legislative Assembly of Alberta from 1909 to 1926 under the First Past the Post voting system and under Single Transferable Vote from 1926 to 1940.
The Orkney and Shetland by-election, 1921 was a parliamentary by-election held for the British House of Commons constituency of Orkney and Shetland on 17 May 1921.
The Bedford by-election, 1921 was a parliamentary by-election held for the House of Commons constituency of Bedford on 23 April 1921.
The Bewdley by-election of 1921 was held on 19 April 1921. The by-election was held due to the incumbent Coalition Conservative MP, Stanley Baldwin, being appointed President of the Board of Trade. It was retained by Baldwin.
The Kirkcaldy Burghs by-election of 1921 was held on 4 March 1921. The by-election was held due to the resignation of the incumbent Coalition Liberal MP, Henry Dalziel. It was won by the Labour candidate Tom Kennedy.
The Dover by-election of 1921 was held on 12 January 1921. The by-election was held due to the succession to the peerage of the incumbent Coalition Unionist MP, Vere Ponsonby as Ninth Earl of Bessborough. It was won by the Independent candidate Thomas Andrew Polson.
Elections were held in the state of Western Australia on 12 March 1921 to elect all 50 members to the Legislative Assembly. The incumbent government, led by Premier James Mitchell of the Nationalist Party and supported by the Country Party and National Labor Party, won a second term in government against the Labor Party opposition, led by Opposition Leader Philip Collier.
The 1921 San Diego mayoral election was held on April 5, 1921, to elect the mayor for San Diego. In the primary election, former mayor James E. Wadham and former City Councilmember John L. Bacon received the most votes and advanced to the runoff. Bacon was then elected mayor with a majority of the votes.
There was a single special election in 1921 to the United States Senate. It was held in New Mexico for the Class 2 seat, previously held by Albert B. Fall, who resigned March 3, 1921 to become U.S. Secretary of the Interior. Holm O. Bursum was appointed March 11, 1921 to replace him until this special election. On September 20, 1921 he also won the election.
The 1920 Wisconsin gubernatorial election was held on November 2, 1920.
The 1921 Pittsburgh mayoral election was held on Tuesday, November 8, 1921. Republican nominee William A. Magee was elected by a large margin over Democratic candidate William N. McNair.
