Not so new. In the 90s the PA cooperated equally and Arafat even arrested critics of the Oslo Process; so much that he became seen by Palestinians as "Israel's policeman". But at the same time settlement expansion escalated - more settlements between 93 and 2000 than in the previous 25 years. We all know what happened next.
Police arrest 18-year-old Palestinian suspected in Old City stabbing (Haaretz)