Author: Natasha Frost

Russia closes in on Ukraine.

A controversial diplomatic model.

Stern warnings from Europe to Russia.

Diplomatic efforts between the West and Russia.

Macron tries to mediate the Ukraine crisis.

ISIS leader dead in U.S. raid.

Military developments in Eastern Europe.

Putin blames the U.S. for the standoff over Ukraine.

A diplomatic showdown at the U.N.

Proposed sanctions against Russia.