It shows the deep, deep resentment of Repubicans for Zionist. Both movements had essentially the same aims at the same, Republicans had to face civil war, and getting only some of heir objective letting the British decide Northern Ireland. The Zionis got everything and more.
I once saw a lecture about American policy with Israel during the 1967 war. At that time America and Israel were having warming relations after decades of mostly US indifferent. During the Vietnam war Amerians saw what Israel did in 1967 and there was deep resentment and frustation
If someone wants to restore you old language, decide the fate of your nation and land, and determine the outcome you should learn from the Isreali. Remember the Zionism and Republicans both fought the UK, the Zionism just had more enemeies.
The Irish failed against the British to obtain a unified Ireland. The Israeli not only won against the British, but they then defeated all the combine Arab nations 4 times in a row.