 He also continued his involvement with the GAA, played senior football for Monaghan and was arrested, along with O’Duffy, before a game between Cavan and Armagh after refusing to apply for permits from the British authorities to hold the match.In November 1920 his brother Michael Hogan also a member of the Irish Volunteers and captain of the Tipperary Football team was shot dead at Croke Park on Bloody Sunday.After his release from prison Dan Hogan continued to play an active role in the border areas and by the time of the truce was in command of the 5th Northern Division of the IRA.