 In 1172 , the new pope , Alexander III , further encouraged Henry to advance the integration of the Irish Church with Rome . Henry was authorised to impose a tithe of one penny per hearth as an annual contribution . This church levy , called Peter 's Pence , is extant in Ireland as a voluntary donation . In turn , Henry accepted the title of Lord of Ireland which Henry conferred on his younger son , John Lackland , in 1185 . This defined the Irish state as the Lordship of Ireland . When Henry 's successor died unexpectedly in 1199 , John inherited the crown of England and retained the Lordship of Ireland . 
 In 1172 , the new pope , Alexander III , further encouraged Henry to advance the integration of the Irish Church with Rome . Henry was authorised to impose a tithe of one penny per hearth as an annual contribution . This church levy , called Peter <a href='null_genetive' title='1'><mark>'s</mark></a>Pence , <a href='drop_aux' title='2'><mark>is</mark></a>extant in Ireland as a voluntary donation . In turn , Henry accepted the title of Lord of Ireland which Henry conferred on his younger son , John Lackland , in 1185 . This defined the Irish state as the Lordship of Ireland . When Henry <a href='null_genetive' title='3'><mark>'s</mark></a>successor died unexpectedly in 1199 , John inherited the crown of England and retained the Lordship of Ireland . 
In 1172 , the new pope , Alexander III , further encouraged Henry to advance da integration of the Irish Church witt Rome . Henry was authorised to impose a tithe of one penny per hearth as an annual contribution . dis church levy , called Peter  Pence , extant in Ireland as a voluntary donation . In turn , Henry accepted the title of Lord of Ireland which Henry conferred on his younger son , John Lackland , in 1185 . Tdisdefined tdaIrish state as thdaordship of Ireland . When Henry  successor died unexpectedly in 1199 , John inherited thedaown of England and retained the dadship of Ireland .