Funnily enough I was talking to the family of a person who attended the dance last month. Said that it was very traumatic and just not talked about afterwards. Conversation was shut down whenever it was mentioned.
There had been ample warning that the RIC knew about it and should not have gone ahead.
Allegedly the IRB dissolved itself after the mutiny in 1924. However it being a secret society we can’t know for sure and there is a theory that it is still is in existence.
Ireland not falling to another Civil War from 1923 to when DeValera cracked down on the IRA was some achievement by the various politicians in government.