sentences:  She returned to Dublin in June 1914.Trench supported the Irish Literary Revival, was involved in the import of guns for the Irish Volunteers and joined their women's auxiliary branch "Cumann na mBan", where she learned first aid.In July 1914 she witnessed the Bachelor's Walk massacre, when soldiers of the King's Own Scottish Borderers fired on civilians, killing three and wounding 32 after the Howth gun-running.