Russian Federation ‘disappointed’ at Ireland’s decision to release oligarch’s €100m

Dissident former billionaire Khodorkovsky says money flowed from oil giant Yukos

Former Russian oligarch had sought assurances that he would not be arrested

Trip part of investigation into possible money-laundering of funds domiciled in Ireland

District Court hearing application by Russian oligarach to unfreeze €100 million

Ex-Russian oligarch seeks release of €100m frozen in 2011 at the request of gardaí

Mikhail Khodorkovsky says Ireland only state that acted on his conviction

Mikhail Khodorkovsky, who was jailed by Putin, says money is linked to share dealings

Yukos was bankrupted after boss Khodorkovsky fell out with Russian leader Vladimir Putin

Exiled former oil tycoon continues to campaign online for political reform in Russia

Decision raises concerns for those who report deaths of Russian soldiers in Ukraine

‘The Family’ looks at Ramzan Kadyrov, his Chechen army and Kremlin links

Former Yukos Oil tycoon Mikhail Khodorkovsky seeking to galvanise faltering opposition to Putin’s 15-year rule

Court rules against Bashneft over ‘improper privatisation’

Vladimir Yevtushenkov, chairman of vast Sistema group, being kept under house arrest

Court of arbitration in The Hague rules major oil company seized illegally

Former world chess champion eager to talk politics on Dublin visit

Khodorkovsky joins EU and US condemnation of Putin’s Crimea incursion

Moscow has been tightening its grip on Ukrainian region despite warnings from the West

Relations between Brussels and Moscow have been strained by a tug-of-war over Ukraine