Ukraine Russia crisis

Russia reacts to Ukrainian 'anti-terror' operation and Nato's Poland exercises with drills along shared border

Ukrainian government troops moved against pro-Russia forces in the east of the country, killing up to five of them.

WTI and Brent Crude both fell but remained high after the Ukraine crisis showed no sign of calming.

Stockholm coalition government to hike defence spending if re-elected

Financial help offered to Kiev government as US Vice President calls for corruption crackdown

Russian citizens with intelligence backgrounds detained as parties meet in Geneva for talks

Tensions between Ukraine and Russia escalate as both sides staged a show of force in eastern Ukraine.

Ukraine's political upheveal has sent oil prices rocketing.

Ukraine has recaptured a small airport previously occupied, says government.

German company RWE delivered natural gas to Kiev on Tuesday as European leader consider deeper sanctions against Moscow

BP chief executive Bob Dudley says BP investments not under threat from Western sanctions.

Western leaders are considering more economic sanctions against Moscow after unrest in Ukraine's east.

Key meeting between Didier Burkhalter and Ukraine's Arseny Yatsenyuk marred by flag mixup.

Ukraine crisis hits British blue chip stocks as pro-Russian militants hold their ground.

Nigel Wilson asks if Vladimir Putin's threat to Ukraine is yet more sabre-rattling or a genuine warning

Warship previously on duty off Iraq sent to eastern Europe in show of support for worried Russian neighbours

Lingering tension over the Ukraine crisis and uncertainty over Libyan ports keeps Brent futures high

Ukraine failed to meet a Gazprom deadline of midnight to pay off its $2.2bn in outstanding gas bills

Ukraine's proposal to reverse gas from Europe could require the approval of Russian energy giant Gazprom.

Russian troops have seized control of a third Crimea base in two days after annexing the region.

Former Czech foreign minister Karel Schwarzenberg compares actions of Russian president to Nazi dictator

Gold for immediate delivery rose 1.8% to $1,350.37 an ounce.

Rouble fell 2.5% against the dollar to 36.44 and 1.5% against the euro to 50.21.

Ukrainian PM Arseniy Yatseniuk issues 'red alert' and says country is on 'brink of disaster'.

US, European and Asian world leaders call for restraint as Russia deploys further 15,000 troops in Ukraine.