The UN has been working on the question of Palestine since the first special session of the General Assembly in April 1947, which set up a body to investigate the issue. Since then, the UN's work on the issue has continued to adapt to address changing realities on the ground.
Report of the Secretary-General’s Panel of Inquiry on the 31 May 2010 Flotilla Incident
Special Coordinator for the Middle East Peace Process (UNSCO)
Special Coordinator for Lebanon(UNSCOL)
At the end of the day, the sad reality for peoples on both sides of the conflict is that the things which they hold most dear - statehood [for Palestinians] and security [for Israelis] - are slipping further away.
Nickolay Mladenov, UN Special Coordinator for Middle East Peace Process, in opinion piece, 3 July 2016
Nickolay Mladenov, Special Coordinator for the Middle East Peace Process – 30 june ‘16