Steven Pifer, former U.S. ambassador to Ukraine, sees little chance a constitutional court will resolve Ukraine’s political crisis, and points to missteps by the Ukrainian president.

The situation in Ukraine will continue to unravel unless Russia comes to planned diplomatic talks in Geneva this week with options for defusing the crisis, says expert Steven Pifer.

Outmatched by the Russian military, Ukrainian forces require more support from the Pentagon, including defensive weapons, says expert Steven Pifer.

Steven Pifer, an expert on Russian affairs and former U.S. ambassador to Ukraine, says U.S.-Russia relations have "deteriorated significantly" since their high point just after 9/11. The next U.S. ad…

Veteran Eurasia expert Steven Pifer says Vice President Joseph Biden’s trip to Ukraine and Georgia was meant to balance President Barack Obama’s Moscow summit earlier in the month, but in both countr…