Afghanistan, July 5 -- Turkish President Recep Tayyip Erdogan said Saturday that peace efforts in the Middle East would not succeed without the support of regional countries, warning that Israel should not be allowed to undermine a U.S.-Iran agreement mediated by Pakistan.

Speaking at a joint press conference in Istanbul with Pakistani Prime Minister Shehbaz Sharif, Erdogan said any lasting settlement in the region must be backed by the will and participation of regional states.

"No solution that does not take strength from the will and contributions of regional countries can be lasting," Erdogan said, according to Reuters.

Erdogan said Turkey was closely watching what he described as Israeli efforts to derail the agreement between Washi...