Europe

For a historical view on the Ukraine crisis, NPR's Leila Fadel talks to Mary Elise Sarotte, professor of history at Johns Hopkins University School of Advanced International Studies.

NPR's Rachel Martin talks to Russia military expert Jeffrey Edmonds, who formerly served as the director for Russia at the National Security Council, about the country's military capabilities.

Russian President Vladimir Putin, in a speech to his nation, described the attack on Ukraine as an act of self defense.

A team from the Museum of London Archaeology began excavating an 1,800-year-old Roman mosaic. It has intricate geometric and flower patterns and was probably located in an area with wealthy residents.

NPR's Ailsa Chang speaks to Rand Corporation's Samuel Charap about an alternative economic and security agreement that could help resolve the cycle of conflict between Russia and the democratic West.