Éamon de Valera

the fight for freedom would still go on, and the Irish people, instead of fighting foreign soldiers, will have to fight the Irish soldiers of an Irish government set up by Irishmen...would have to wade through the blood of the soldiers of the Irish Government, and perhaps through that of some members of the Irish Government to get their freedom.

The constitution contained reforms and symbols intended to assert Irish sovereignty. These included:

The Constitution was approved in a plebiscite on 1 July 1937 and came into force on 29 December 1937.

did not strive to get out of that British domination [...] to get into a worse [position]

One of de Valera's finest hours was his regrouping of the Republican side after defeat in the civil war, and setting his followers on an exclusively peaceful and democratic path, along which he later had to confront both domestic Fascism and the IRA. He became a democratic statesman, not a dictator. He did not purge the civil service of those who had served his predecessors, but made best use of the talent available.