The main activity of the UN's Intergovernmental Panel on Climate Change is to publish regular reports on the state of knowledge about climate change.

Fred Kaplan urges the United States to work with Iranian president Rouhani in light of his speeches at the United Nations General Assembly this week.

A preview of world events in the coming week from CFR.org: The threat of a U.S. government shutdown looms over Congress; Israeli prime minister Benjamin Netanyahu visits the White House; and the twentieth anniversary of the Battle of Mogadishu is marked.

Stewart M. Patrick, CFR's senior fellow and director of the International Institutions and Global Governance program, discusses the challenges of global governance with professors and students, as part of CFR's Academic Conference Call series.

Jonathan Tepperman profiles Secretary-General Ban Ki-Moon in light of this week's first United Nations General Assembly meeting in New York.

Marking the 500th anniversary of the The Prince (1513), Stewart Patrick explains why Machiavelli's primer on statecraft still has the capacity to shock half a millennium after it was written.

In a chapter for United Nations Development at a Crossroads, published by New York University's Center on International Cooperation, Laurie Garrett outlines five existential challenges facing global health today, writing that leaders and institutions that are key to global health have barely recognized these threats, much less developed policy solutions or adaptations.

A preview of world events in the coming week from CFR.org: Syria faces a deadline for listing its chemical weapons stockpiles; the UN General Assembly convenes in New York; and Germans go to the polls.

The interventions that U.S. policymakers have proposed to address Syria are based on a "deep misunderstandings of how U.S. force was used on behalf of humanitarian missions in the past, and have almost nothing to do with how Syrian non-combatants are actually being killed," Micah Zenko writes in his latest article. Micah discusses the "misleading characterization" that policymakers have repeated throughout the Syrian civil war.

Mervyn King, former governor and chief economist for the Bank of England, joins the Council on Foreign Relations (CFR) as a distinguished visiting fellow.

Experts from the United States, Europe, and the Middle East reflect on the impact and legacy of the Lehman Brothers bankruptcy five years ago.

A preview of world events in the coming week from CFR.org: Diplomacy intensifies over chemical weapons in Syria; the 20th anniversary of the Oslo Accords is observed; and economies take stock five years after the Lehman Brothers collapse.

Stanley Fischer, Former Bank of Israel Governor and Former IMF and World Bank Official, Joins CFR as Distinguished Fellow

The leaders of the G20 met in St. Petersburg September 5-6, 2013, to discuss the global economic development and regulation, energy policy, climate change initiatives, and corruption.

U.S.-Russian disagreement over how to respond to the conflict in Syria is spurring further deterioration in the relationship between Moscow and Washington, says CFR's Stephen Sestanovich.

President Obama spoke at a Press Conference during the G20 Summit in St. Petersburg on September 6, 2013. He discussed the state of the global economy and international response to Syria.

A preview of world events in the coming week from CFR.org: The United States remembers the attacks of September 11, 2001; the U.S. Congress is expected to vote on Syria; and Australia holds general elections.

A government's legitimacy and sovereignty are not sacrosanct if it abuses its own citizens. Norms and values are even more important than international law to justify intervention to protect human rights.

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A preview of world events in the coming week from CFR.org: Anticipation mounts over outside military action in Syria; the G20 summit begins in St. Petersburg; and President Obama visits Sweden.

Multinational corporations dominate markets, trade, investment, research and development, and the spread of technology. To fight climate change, the international community needs to harness this power.