As Russia's Vladimir Putin heads for his first prime ministerial visit to Bulgaria on Saturday, differences of opinion between the two countries may cast a shadow on his tour.

• November 12, 2010

A U.S. official said on Wednesday Russia was warming to the idea of cooperation with NATO on a European missile defence system ahead of a summit next week expected to seal warmer relations between the Cold War rivals.

• November 11, 2010

A planned pipeline to ship Russian oil to Greece could pose an environmental threat, Bulgaria said Tuesday, effectively stalling the project days before talks with Russian Prime Minister Vladimir Putin.

• November 10, 2010

Russia expects Tehran to resume talks with the Iran Six over Iran's controversial nuclear program soon, Russia's envoy to the United Nations

• November 9, 2010

Approval ratings for Japanese Prime Minister Naoto Kan's government plunged as more people expressed dissatisfaction with its handling of diplomatic problems with China and Russia, a news report said Monday.

• November 8, 2010

Under President Vladimir Putin, Russia's foreign policy establishment is rethinking the concept of empire. In the case of Moscow's approach towards Central Asia, ideas about territorial domination no longer play a significant role in the formulation of strategy, according to a source with access to Russia's policy-making mechanisms.

• November 8, 2010

Formal approval of long-discussed reform of the International Monetary Fund increases the weight of Brazil, Russia, India and China on the executive board

• November 7, 2010

Russian leader Vladimir Putin met his Iranian counterpart Tuesday and implicitly warned the U.S. not to use a former Soviet republic to stage an attack on Iran. He also said nations shouldn't pursue oil pipeline projects in the area if they weren't backed by regional powers.

• November 7, 2010