 Their formation was followed in 1914 by the establishment of the Irish Volunteers , whose aim was to ensure that the Home Rule Bill was passed . The Act was passed but with the " temporary " exclusion of the six counties of Ulster that would become Northern Ireland . Before it could be implemented , however , the Act was suspended for the duration of the First World War . The Irish Volunteers split into two groups . The majority , approximately 175 @,@ 000 in number , under John Redmond , took the name National Volunteers and supported Irish involvement in the war . A minority , approximately 13 @,@ 000 , retained the Irish Volunteers ' name , and opposed Ireland 's involvement in the war . 
 Their formation was followed in 1914 by the establishment of the Irish Volunteers , whose aim was to ensure that the Home Rule Bill was passed . The Act was passed but with the " temporary " exclusion of the six counties of Ulster <a href='null_relcl' title='1'><mark>that</mark></a>would become Northern Ireland . Before it could be implemented , however , the Act was suspended for the duration of the First World War . The Irish Volunteers split into two groups . The majority , approximately 175 @,@ 000 in number , under John Redmond , took the name National Volunteers and supported Irish involvement in the war . A minority , approximately 13 @,@ 000 , retained the Irish Volunteers <a href='null_genetive' title='2'><mark>'</mark></a>name , and opposed Ireland <a href='null_genetive' title='3'><mark>'s</mark></a>involvement in the war . 
Their formation was followed in 1914 by the establishment of the Irish Volunteers , whose aim was to ensure that the Home Rule Bill was passed . da Act was passed but witt the " temporary " exclusion of tdasix counties of Ulster would become Northern Ireland . Before it could be implemented , however , the Act was suspended fa thdauration of the First World War . The Irish Volunteers split into 2 groups . Thedajority , approximately 175 @,@ 000 in number , under John Redmond , took the dae National Volunteers and supported Irish involvement in the war . A minority , approximately 13 @,@ 000 , retained the Idah Volunteers  name , and opposed Ireland  involvement in the war .