Ukraine's military confirms that pro-Russia forces shot down a fighter jet in the east of the country.

Russia denies sending a military convoy into Ukraine, following Kiev’s claim that it had destroyed part of one.

Kiev and NATO accuse Russia of what they call an “incursion” into Ukraine.

Russian President Vladimir approves a military task force in Crimea.

At least 570 Ukrainian troops are killed in four months of fighting in the east of the country.

An analyst says NATO is on the offensive to start a war between Russia and Ukraine.

A pro-Russian commander says Kiev forces have surrounded the restive city of Donetsk.

A Russian court announces the arrest of five Ukrainian soldiers on suspension of committing war crimes in eastern Ukraine.

Britain urges Russia to avoid what it calls “provocative actions” in eastern Ukraine.

At least one person is killed in the government shelling of a hospital in the Ukrainian city of Donetsk.

Pro-Russia forces shoot down a Ukrainian warplane in restive east.

China says Japanese fighter jets shadowed its aircraft over disputed islands in the East China Sea.

Russia says Ukrainian forces used banned weaponry against civilians in the east.

NATO says Russia's military build-up at border with Ukraine is dangerous.

President Putin says the path to global peace lies in ‘remembering the lessons of past wars.’

Clashes between Ukrainian troops and pro-Russians kill 14 people, including 10 Ukrainian troops.

Ukraine says pro-Russia forces shot down two Ukrainian jet fighters in the volatile east.

Russia begins expanding its Black Sea Fleet based in Crimea with new ships and submarines.

Residents flee Ukraine’s eastern Donetsk region amid Kiev’s ongoing military operations.

The United States has signed a major arms deal with Qatar valued at $11 billion.

Ukraine’s president accuses Russian military officers of fighting alongside pro-Moscow forces.

Kiev says a recently shot down Ukrainian plane is likely to have been attacked from Russia.

Pro-Russia forces in eastern Ukraine claim they have shot down a military plane.

Ukraine says the ongoing military operation against pro-Russia forces may last another month.

The security chief of self-proclaimed Donetsk Republic vows to fight against Ukraine’s army.

The Western countries are complicit in the US war crimes across the world, an analyst says.

NATO and Russia launch rival military drills in the Black Sea amid unrest in Ukraine.

Ukrainian troops use heavy artillery and combat jets against pro-Russians in the east.

Four Ukrainian troops are killed as Kiev renews military operation against pro-Russians in the east.

Civilian casualties are reported in fresh Ukraine clashes despite a ceasefire in the east.

US-backed regime change in Ukraine threatens Russia’s interests, says an analyst.

Over 20 Ukrainian soldiers are killed during clashes with pro-Russian activists in eastern regions.

Ukraine’s army bombards the town of Shchastye in Lugansk.

UK says it has scrambled jet fighters to intercept Russian bombers over the Baltic airspace.

Germany plans sell nearly 1,000 Armored Personnel Carriers (APCs) to Algeria, a reports says.

An American analyst says the US is ready to use nuclear weapons in pre-emptive strikes.

An analyst says Russia is entitled to defend its territory against the US and NATO.

An analyst says Baltic countries are used as cannon fodder by the US against Russia.

NATO commences war games near Russia’s border amid rising tensions over Ukraine.

Five people are killed as Ukrainian forces shell downtown Slavyansk in the country’s east.