The issuance by the International Court of Justice (ICJ) of its Advisory Opinion on the consequences of Israel's construction of the separation barrier in the Occupied Palestinian Territories (OPT) raises myriad legal questions worth addressing. This paper focuses on one of the key claims made by Israel and a number of other states since the request for an Advisory Opinion was brought before the Court: whether the involvement of the Court in the issue of the construction of the barrier constituted an obstacle to Israeli-Palestinian peace.