Maybe you could cite a single success of not negotiating? Maybe the Gaza Disengagement? Or the Bush policy that got the North Koreans to build and test their first nuclear bomb? Or maybe the success of Israel's Lebanon or Syrian negotiations? Obama's policy is not different from that of even Reagan as to willingness to talk. Maybe you could cite a single success of non-engagement? As for Iraq, keeping an agreement made by the prior President is something US Presidents do. Unlike Israeli Prime Ministers, keeping the written word of the country is considered a matter of honor.
U.S., allies conduct 1 air strike in Syria and 11 in Iraq against ISIS militants (Reuters)
from the article: 'Palestinian hurting their cause by pursuing unilateral statehood'