On Thursday he named George Mitchell as a special envoy, and he has already signaled that the US will reengage the region.
Can the Jewish homeland democracy fully include Arabs?
Hamas and Israel have not agreed to terms of a mutual cease-fire agreement, worrying many that the war will soon start up again.
Two key issues are Israel's demand to stop arms smuggling and the Palestinian desire for an end to the economic blockade of Gaza.
The Monitor's language columnist considers how the labels put on news stories and public events shape our thinking.
The Iraq war dominated his presidency, but it isn't the only signature foreign-policy event of his tenure.
Final chapter on war yet to be written; known costs include sagging world standing for US, rise of Iran in the region.
Other key foreign-policy moves include his decision to boost aid for fighting AIDS in Africa.