allies of world war i an claidheamh soluis ancient order of hibernians anglo-irish treaty arthur griffith british army bulmer hobson connaught rangers conscription dublin dublin castle dublin metropolitan police eamon martin easter rising eoin macneill gaelic athletic association harry boland howth irish citizen army irish parliamentary party irish republic irish republican army irish republican brotherhood irish language irish nationalism irish regiment john devoy john gore john redmond kilcoole liam mellows limerick manchester national volunteers orange institution parnell square patrick pearse robert erskine childers robert kee roger casement rotunda hospital seamus deakin thomas kettle thomas macdonagh thomas myles ulster volunteer force ulster volunteers united kingdom of great britain and ireland university college dublin william bernard hickie world war i