Patrick J. Cahill was an Irish

Ireland

Ireland is an island to the northwest of continental Europe. It is the third-largest island in Europe and the twentieth-largest island on Earth...

 Sinn Féin

Sinn Féin

Sinn Féin is a left wing, Irish republican political party in Ireland. The name is Irish for "ourselves" or "we ourselves", although it is frequently mistranslated as "ourselves alone". Originating in the Sinn Féin organisation founded in 1905 by Arthur Griffith, it took its current form in 1970...

 politician and newspaper editor. He was leader of the Kerry 1st Brigade of the Irish Republican Army

Irish Republican Army

The Irish Republican Army was an Irish republican revolutionary military organisation. It was descended from the Irish Volunteers, an organisation established on 25 November 1913 that staged the Easter Rising in April 1916...

. His units operated in and around Tralee during the Irish War of Independence

Irish War of Independence

The Irish War of Independence , Anglo-Irish War, Black and Tan War, or Tan War was a guerrilla war mounted by the Irish Republican Army against the British government and its forces in Ireland. It began in January 1919, following the Irish Republic's declaration of independence. Both sides agreed...

. Due mainly to his status in that organization, he was chosen to run unopposed as a Sinn Féin Teachta Dála

Teachta Dála

A Teachta Dála , usually abbreviated as TD in English, is a member of Dáil Éireann, the lower house of the Oireachtas . It is the equivalent of terms such as "Member of Parliament" or "deputy" used in other states. The official translation of the term is "Deputy to the Dáil", though a more literal...

 (TD) to the 2nd Dáil at the 1921 elections

Irish elections, 1921

Two elections in Ireland took place in 1921, as a result of the Government of Ireland Act 1920 to establish the House of Commons of Northern Ireland and the House of Commons of Southern Ireland. The election was used by Irish Republicans as the basis of membership of the Second Dáil...

 for the Kerry–Limerick West constituency. He opposed the Anglo-Irish Treaty

Anglo-Irish Treaty

The Anglo-Irish Treaty , officially called the Articles of Agreement for a Treaty Between Great Britain and Ireland, was a treaty between the Government of the United Kingdom of Great Britain and Ireland and representatives of the secessionist Irish Republic that concluded the Irish War of...

 and voted against it

Anglo-Irish Treaty Dáil vote

The Anglo-Irish Treaty was signed in London on 6 December 1921. Dáil Éireann voted on the treaty on 7 January 1922, following a debate through late December 1921 and into January 1922.-Result:Of the 125 Teachtaí Dála , 121 cast their vote in the Dáil...

. He was re-elected unopposed as an anti-Treaty Sinn Féin TD to the 3rd Dáil at the 1922 general election

Irish general election, 1922

The Irish general election of 1922 took place in Southern Ireland on 16 June 1922, under the provisions of the 1921 Anglo-Irish Treaty to elect a constituent assembly paving the way for the formal establishment of the Irish Free State...

 though he did not take his seat. He was elected as a Sinn Féin TD at the 1923 general election

Irish general election, 1923

The Irish general election of 1923 was held on 27 August 1923. The newly elected members of the 4th Dáil assembled at Leinster House on 19 September when the new President of the Executive Council and Executive Council of the Irish Free State were appointed. The election was held just after the end...

 for the Kerry constituency

Kerry (Dáil Éireann constituency)

Kerry was a parliamentary constituency represented in Dáil Éireann, the lower house of the Irish parliament or Oireachtas from 1923 to 1937. The constituency elected 7 deputies to the Dáil, using the single transferable vote form of proportional representation .- History and boundaries :The...

. He did not stand in the June 1927 general election.