If the building blocks of the Palestinian state-in-waiting are allowed to fall apart, the prospects for peace will collapse, too.
The former president met with Israeli settlers as well as top Hamas leaders on a week-long tour of the region that wrapped up Tuesday in Gaza.
Yemeni officials pointed to Shiite rebels that have clashed with the government, but the operation is a marked departure from their style of hostage-taking.
Former President Jimmy Carter, too, offered comments about the address during a tour of the Middle East.
The administration's cautious response to the disputed elections reflects the reality that Ahmadinejad may remain president – and Iran's nuclear policy is unlikely to change even if he doesn't.
Some see the Israeli prime minister's demand that Arabs recognize Israel as a Jewish state as a simple quid pro quo, but critics say it's a new obstacle.
For the first time, the rogue state has admitted to having a uranium-enrichment program. It also threatened to respond militarily to any attempts to stop any of its ships suspected of carrying nuclear components.
The Israeli leader is not likely to suggest radical changes in dealing with Palestinians, analysts say.