Constitution of Ireland
20th Century Period

The establishment of Éire in 1937

Although Eamon de Valera had fought for an Irish republic during the rising of Easter 1916 and later during the War of Independence 1919-1921 and on the anti-treaty side during the Civil War 1922-1923, he […]

Éamon De Valera
20th Century Period

Éamon de Valera bans the IRA

Prior to the civil war of 1922-1923, the Irish Republican Army (IRA) principle allegiance was to the national government assembly known as Dáil Éireann.

Fine Gael
20th Century Period

The Formation of Fine Gael

Following the civil war, the Irish Free State was governed by the pro-treaty parties the largest of which was, Cumann na nGaedheal, from 1923 to 1933.

Fianna Fáil is founded in Ireland
20th Century Period

Fianna Fáil is founded

In 1923, the irregular troops laid down their arms, giving victory to the Free State forces. Eamon de Valera, as Director of Operations for the anti-treaty side, was apprehended and imprisoned.

The Garda Síochána
20th Century Period

Formation of An Garda Síochána in 1922

Prior to the signing of the Anglo-Irish Treaty of December 1921, Ireland was policed by the Royal Irish Constabulary (RIC) and Dublin Metropolitan Police.

The Irish Civil War (1922-1923)
20th Century Period

The Irish Civil War (1922-1923)

With the ratification of the Anglo-Irish treaty of 1921 by Dáil Éireann, albeit by a very small majority, the seeds of the civil war were sown.

General Eoin O'Duffy
20th Century Period

General Eoin O'Duffy (1892-1944)

Eoin O’Duffy was born in Ulster, near Castleblaney in County Monaghan. Trained initially as an engineer he later became an auctioneer.

Anglo Irish Treaty of 1921
20th Century Period

The Anglo-Irish Treaty (1921)

The Anglo-Irish Treaty was signed on 6 December 1921 in London between the British government and an Irish delegation.

Éamon de Valera
20th Century Period

Éamon de Valera - Irish President

Éamon de Valera is the man who, more than anyone else, determined Ireland’s fate and character for most of the 20th century.

A map showing the partition of Ireland
20th Century Period

The Partition of Ireland: A Country Divided

The partition of Ireland in 1921 divided the island into two entities: Northern Ireland, which remained part of the United Kingdom, and Southern Ireland, which later became the independent Republic of Ireland. […]

20th Century Period

Government of Ireland Act 1920

By the late 1920’s Ireland was in a state of disarray from the Irish War of Independence. The British forces of the Royal Irish Constabulary along with the Black and Tans retaliated against the IRA and Sinn […]