James M. Lindsay argues that while the United States remains the most significant military, diplomatic, and economic power in a changing geopolitical environment, it faces increasing difficulty in driving the global agenda.

Despite international pressure, Iran appears to be continuing its march toward getting a nuclear bomb.

America Unbound argues that President Bush has redefined how America engages the world, shedding the constraints that friends, allies, and international institutions have traditionally imposed on its freedom, insisting that an America unbound is a more secure America.

CFR's James M. Lindsay remembers John F. Kennedy's inaugural address and discusses the importance of balancing costs and benefits in foreign policy

CFR's James M. Lindsay remembers the anniversary of voting on the Ludlow Amendment and discusses it in the context of current debates about the power to commit force abroad.

A preview of world events in the coming week from CFR.org: U.S., Japan, and S. Korea foreign ministers discuss North Korea; Elections are held in Taiwan; The anniversary of Ben Ali's ouster is marked in Tunisia; And yet another GOP debate is held.

A preview of world events in the coming week from CFR.org: Tensions mount in the Persian Gulf; A Republican primary takes place in New Hampshire; And Egyptians conclude the first free elections post-Mubarak.

Looking ahead to the Iowa caucuses and upcoming primaries in January, CFR's James Lindsay says Republican candidates are taking aim at President Obama's foreign policies, yet it's unclear what they would do differently.

A preview of world events in the coming week from CFR.org: the Arab Spring's one year anniversary is marked; the U.S. Senate must pass a funding bill or face a government shutdown; and the Mercosur summit convenes in Uruguay.

U.S. Secretary of Homeland Security Janet Napolitano discusses the importance of bilateral and multilateral security efforts with CFR's James M. Lindsay.

A preview of world events in the coming week from CFR.org: Republican presidential candidates head to Iowa for a debate; President Obama hosts Iraqi prime minister Nouri al-Maliki; and Russia is expected to join the WTO.

A preview of world events in the coming week from CFR.org: time runs out for the debt-reduction supercommittee; Egyptian parliamentary elections get underway; and the anniversary of the Nuremberg trials is marked.

A preview of world events in the coming week from CFR.org: The eurozone debt crisis spurs speculation of a breakup; the IAEA board of governors meets to discuss Iran; a North American leaders' summit convenes; and Aung San Suu Kyi weighs a return to Myanmar politics.

A preview of world events in the coming week from CFR.org: Hawaii hosts the Asia Pacific Economic Cooperation summit; GOP candidates meet again in Michigan; and the International Energy Agency releases its annual World Energy Outlook.

A preview of world events in the coming week from CFR.org: NATO weighs an end to the Libya campaign; G20 leaders gather in Cannes; and the world's population is projected to reach 7 billion.

Rob Quartel, chairman and CEO of NTELX, discusses the need for investment in U.S. infrastructure with CFR's James M. Lindsay. "We really have to focus on alternative means for paying for infrastructure," argues Quartel.

Senator Carl M. Levin (D-MI), chairman of the Armed Services Committee, discusses U.S. involvement in Libya following Qaddafi's death, as well as progress in Afghanistan and possible federal budget sequestration with CFR's James M. Lindsay.

A preview of world events in the coming week from CFR.org: United States-North Korea talks are held in Geneva; the first post-Arab Spring election takes place in Tunisia; and United Nations Day is marked.

Kurt J. Nagle, president and CEO of the American Association of Port Authorities, discusses the infrastructure investment needed to increase U.S. trade and competitiveness with CFR's director of studies, James M. Lindsay.

A preview of world events in the coming week from CFR.org: Iran faces pressure over an alleged plot to kill a Saudi Envoy; Republican candidates convene for another debate; and elections are held for five non-permanent seats on the UN Security Council.

A preview of world events in the coming week from CFR.org: G20 finance ministers meet in Paris amid an ongoing Eurozone crisis; Republican presidential hopefuls convene for another debate; and opening statements are heard in the "underwear bomber" trial.

A preview of world events in the coming week from CFR.org: the UN Human Rights Council debates Syria; Afghanistan marks a decade since the U.S.-led invasion; the 30th anniversary of Egyptian President Sadat's assassination is marked.