Leslie H. Gelb reflects on the tenth anniversary of U.S. involvement in Iraq in the context of the continuing conflict in Syria.

Concerning the United States' legacy in Iraq Meghan L. O'Sullivan writes, "Had Saddam not been removed, it is almost certain that we would still be facing a volatile and potentially even more dangerous Middle East."

According to Meghan L. O'Sullivan, "Given the several still-undetermined variables and the wide variety of plausible outcomes, it is too early to bring final judgment on American efforts in Iraq even 10 years on."

Meghan L. O'Sullivan reflects on the past decade of U.S. involvement in Iraq.

Max Boot reflects on the tenth-anniversary of the U.S. invasion of Iraq.

Blake Clayton says Iraq is in a unique position to help take the edge off a global oil market under serious strain, but time will tell whether the country will achieve its lofty goals—or if they will remain a mirage.

In Newsweek, Leslie H. Gelb weaves surprising lessons on when to make war and peace from interviews with Ryan Crocker, former Ambassador to Afghanistan, Iraq, and Syria.

Meghan L. O'Sullivan discusses the Arab League summit convening in Bhaghdad.

Leslie H. Gelb explains why federalism is the best approach for creating a peaceful and independent Iraq.

Max Boot says that by pulling out U.S. troops from Iraq prematurely--against the advice of military commanders --President Obama has made another war there more likely.

Meghan O'Sullivan states, "While Americans have been welcoming the 'end' of the war in Iraq over the past few days, a political crisis of serious proportions has been unfolding in Baghdad."

Richard N. Haass assesses the lessons of the Iraq war, concluding that wars of choice will in the future be harder to wage.

Ray Takeyh states, "Iran may have been able to project its influence in an Iraq beset by civil war, but Tehran increasingly is on the margins as Iraq reconstitutes its national institutions."

Max Boot says the end of the U.S. military mission in Iraq is not a triumph but a defeat for the United States.

Meghan L. O'Sullivan says that while the situation in Iraq has fallen short on hopes and expectations, Iraq's achievements are hardly minor, and the strategic benefits of U.S. intervention there may materialize in the next several years.

Mohamad Bazzi says Iraq faces a decision on the U.S. troop presence, but the unwieldly government coalition means that domestic rivalries could force the issue.

Meghan O'Sullivan says the Middle East's Kurdish population could help promote moderation in the region.

Max Boot says the presence of active bases in Iraq would allow the United States to project power and influence in the region.

Meghan O'Sullivan says President Obama's road in Libya may prove more similar to President George W. Bush's in Iraq than it now appears.

Dan Senor and Roman Martinez discuss Donald Rumsfeld's memoir, Known and Unknown.