Preventing Catastrophic Nuclear Terrorism makes clear what is needed to reduce the possibility of nuclear terrorism. It identifies where efforts have fallen short in securing and eliminating nuclear weapons and weapons-usable nuclear materials, and it offers realistic recommendations to plug these gaps in the U.S. and international response.

Russia, once seen as America ’s greatest adversary, is now viewed by the United States as a potential partner. This module traces the evolution of American foreign policy toward the Soviet Union , and later Russia , during the tumultuous and uncertain period following the end of the cold war. It examines how American policy-makers coped with the opportunities and challenges presented by the new Russia.

The ongoing eurozone debt crisis continues to threaten the future of the single currency, even as European policymakers work to forge a closer political and fiscal union, explains this CFR Issue Guide.

Anti-Germany protests in Athens have highlighted the country's complicated role as de facto leader of Europe while raising concerns about the continent's ability to advance difficult solutions to the sovereign debt crisis.

Vladimir Putin is expected to regain Russia's presidency despite a surge in public disapproval. Unknown is whether the vote will trigger widespread domestic protest or spur a downturn in Russia's relations with Washington.

Greece appears to have averted imminent default, but its recovery prospects remain clouded by the severity of its planned austerity measures and the impact cutbacks have already had on its stricken economy.

Even as Greek leaders agree to new austerity measures, the IMF is calling on Greece's official creditors to take losses on its bond holdings. Analysts and policymakers increasingly question the wisdom of EU-mandated austerity measures at the expense of growth.

Political and business leaders at the World Economic Forum in Davos are focused on the ongoing eurozone sovereign debt crisis, with some cautioning that Germany is not doing enough to resolve the crisis and facilitate growth.

Policymakers and market actors are increasingly concerned about a disorderly Greek default, while many analysts question the wisdom of Germany's strict austerity approach to the escalating eurozone sovereign debt crisis.

Another eurozone mini-summit is underway today but investors continue to doubt EU leaders' ability to address the sovereign debt crisis, even as banks face a liquidity crunch.

Will an EU plan requiring all airlines to join its carbon market starting in 2012 spark a trade war and prove financially harmful to a struggling airline industry?

EU leaders are moving forward with a new fiscal compact, but doubts persist over the agreement's legality and its ability to stem the tide of eurozone sovereign debt contagion.

Vaclav Havel went from designing theater sets to choreographing the Czech Republic's entry into NATO. One constant in his improbable rise to president was a steely commitment to human rights, as reflected in selected excerpts.

Russia's pending membership in the World Trade Organization could alter its global economic standing and boost trading partners. But experts say Moscow must restructure its economy to benefit from joining the club.

At a Brussels summit, EU leaders agreed to develop a new fiscal union in an effort to preserve the indebted eurozone. Analysts say Britain's decision to opt out of the plan could dramatically reshape the path of European integration.

New Prime Minister Mario Monti faces the daunting task of reining in Italy's high public debt. Analysts say he will have to tackle fiscal irresponsibility to rebuild market confidence and prevent the eurozone's third largest economy from defaulting.

New Prime Minister Lucas Papademos faces daunting challenges to rescue Greece's economy. A fiscal collapse, analysts say, will also raise questions over the eurozone's ability to manage debt crises in other struggling European economies.

Despite a pledge by Prime Minister Silvio Berlusconi to resign, Italy faces pressure to address its sovereign debt burden by quickly implementing austerity measures or risk a new magnitude of eurozone contagion.

EU leaders are making plans for a Greek exit from the euro, even as Prime Minister George Papandreou scrambles to garner support for the new EU rescue package and tougher austerity measures.

EU leaders have agreed to significant moves to address the eurozone sovereign debt crisis that has roiled global markets. But analysts and investors are skeptical of the plan's long-term prospects.