Ukraine may find it hard to retake Crimea, but might still achieve its key objectives by blockading the peninsula.

Russia is now more domestically repressive than at any other time in its recent history.

It's not too early to consider how to establish relations with a new Russian leadership.

The Kremlin may err if it thinks Ukraine or NATO would easily submit to aggression.

Europe has enough leverage to insist that some gas flows through Ukraine. Russia has an interest in keeping this option open, as well.

Any move by Putin to enforce his will in Belarus with force could invite tougher Western sanctions and scare investors.

The arrest of Michael Calvey might help focus minds on the value of foreign investment and reform for Russia’s economic future.

Sanctions on Russians can be a powerful and effective tool, but in some cases there is a risk of spillover damage to other U.S. interests.

The U.S. should not wall off Russia from the rest of the world.

Eurasia, poised between Europe and Asia, is at a crossroads. Russia's new "turn to the East," the launch of the Moscow-led Eurasian Economic Union...