1 meetings for training and drilling may be allowed by any two Justices of the Peace.

The Irish Executive might, and probably would, appoint plenty of justices who were willing to allow training and drilling.
The men thus trained and drilled could not, I conceive, technically be made a volunteer force, but they might, for all that, be a very dangerous armed body.
2.

It is not certain what is the real effect of the provisions whereby no 'person may be deprived of life, liberty or property without due process of law.' Does it, for example, preserve a right to trial by jury?
I doubt whether it does.

American judgments on the same words in United States Constitution, Amendments, art.

14, would of course have no legal authority in the United Kingdom, and there is a special reason why they often could not be followed.