Aug 18, 2014 — Ukraine's government and pro-Russian separatists are blaming one another for an attack on a convoy carrying people who were fleeing the fighting near the eastern city of Luhansk.
Aug 17, 2014 — The MiG-29 was shot down over Luhansk, where Kiev's forces are said to have captured a police station as they tighten a circle around pro-Russia separatists.
Aug 15, 2014 — Ukraine's president said a "significant" part of a Russian armored column said to have crossed the border overnight was destroyed by Kiev's artillery.
Aug 12, 2014 — Russia says the trucks are bringing 2,000 tons of humanitarian aid to an area that's been torn by fighting. But Ukrainian leaders worry that the convoy might conceal a military operation.
Aug 7, 2014 — Russia was responding to sanctions imposed by the U.S. and its European allies over the crisis in Ukraine. The ban includes all beef, pork, fruit, vegetables and dairy products.
Aug 6, 2014 — The Kremlin did not name names, but asked his agencies to come up with a list but also make sure that the ban prevents the "rapid growth of prices of agricultural and food products."
Aug 5, 2014 — Government troops and separatists have been fighting for months for control of eastern Ukraine. Ukrainian leaders say Russia has been supplying the separatists — a charge Moscow denies.
Jul 29, 2014 — Amid ongoing fighting in Ukraine and stepped-up U.S. and EU sanctions on Russia, the deal has met with little criticism in the shipbuilding town of St. Nazaire, where it has created 2,500 jobs.
Jul 29, 2014 — Obama said further sanctions against Russia's defense, banking and energy sectors were "closely coordinated" with action taken by European allies.
Jul 28, 2014 — Calling the matter "very serious," an Obama administration official says Russia violated the pact by testing a ground-launched cruise missile.