This man gained the thron
This man gained the throne in accordance with the Treaty of Wallingford.  His northern campaigns regained Cumbria and Northumbria from Malcom IV of Scotland, but his sons conspired with Philip II Augustus to remove him from power.  He more than doubled his continental holdings when he married the ex-wife of Louis VII, Eleanor of Aquitaine, and he earned the scorn of his nation after he was implicated in the assassination of the Archbishop of Canterbury, Thomas a Becket.  FTP, identify this British monarch that ruled from 1154-1189, the first of the Plantagenets.
This man gained the throne in accordance with the Treaty of Wallingford.  
Henry II