But two years of U.N. diplomacy, negotiations and chronic stalemates at the Security Council have so far failed to produce an effective solution in Syria.

CNN: STORY HIGHLIGHTS

Various U.N. resolutions, numerous shuttle diplomacy missions and the Oslo process have all been predicated on the land-for-peace proposition.

CENTERFORSECURITYPOLICY: The Saudi Charm Offensive

We knew that the U.N. ambassador didn't have that portfolio for diplomacy.

NPR: Roundtable: Rice Takes Heat, Graduation Gap

They devised tactics for practicing the distinctive brand of bloc politics that passes for diplomacy in multilateral organizations, and they worked relentlessly in the U.N. committees, commissions and agencies to deprive the state of Israel of legitimacy and to legitimize their own struggle and claim to power.

FORBES: Freedom's Edge