What is recorded here

No. That is not an invented claim. It is a new exact event and a new exact person.

Campfield In this field, also known as The Oak Grove the United Irish Insurgents under the command of Beauchamp Bagenal Harvey assembled on the 4th of June 1798 to prepare for the Battle of New Ross.

United Irish Insurgents under Beauchamp Bagenal Harvey gathered at Campfield (The Oak Grove) on 4 June 1798 to prepare for the Battle of New Ross. The assembly was a key logistical and strategic move in the 1798 Rebellion against British rule in Ireland.