With Russian imperialism on full display, reviving Ukrainian, and expanding it to encompass new speakers and experiences, has become a national project.

What happens when the nation takes a zero-sum approach to the world?

A computer scientist makes sense of 13,000 pictures taken during the 144 hours that changed Ukraine.

Black bears in Florida, prayers for rain in Indonesia, the Halloween Dog Parade in New York, the aftermath of Hurricane Patricia in Mexico, Chewbacca under arrest in Ukraine, and much more.

Nobody ever said that invading countries was free. Russia's incursion has already cost its economy—does its leader care?

The GOP is falling in line behind President Trump's justification of his Ukraine call.

American partisanship turns diplomacy into a delicate dance even for the closest of allies.

Syria, like Iraq, allowed itself to become a tool of Iran, and therefore never developed a competent state.

The answer matters for world leaders faced with conflicts in countries like Syria and Ukraine.

Despite the war in Ukraine, the president is fully focused on the challenge of a rising China, says National Security Adviser Jake Sullivan.