Ukrainian President Petro Poroshenko vows: "We will attack, we will free our land."
Sergei Glazyev lashes out at Ukraine's president after he signs a controversial EU deal.
Further sign of de-escalation between Kiev and Moscow as ceasefire holds in east Ukraine.
Former Ukrainian president Leonid Kuchma leads Ukrainian delegation in Donetsk.
Military manoeuvres come as Ukraine says its troops will stop fighting pro-Kremlin militias.
Gapzrom has enough resources to move ahead with multi-billion dollar China project says Anton Siluanov
Stop Putin by building huge fence, proposes energy mogul and governor of industrial region.
Vladimir Putin suggests Russia has made its final offer with $100 reduction.
Kiev's senior adviser says Ukraine is planning to shut down Russia border immediately.
Poroshenko to be inaugurated following his handshake and talks with Vladimir Putin at D-Day landings anniversary at Normandy, France.
World leaders joined veterans to pay tribute to the troops who lost their lives on D-Day
Putin holds talks with Obama and Ukraine president-elect Poroshenko in effort to solve Ukraine crisis.
Georgia's rebel region of Abkhazia to hold new presidential elections in August after protest that toppled president Alexander Ankvab.
Leaders of G7 nations warn Russia of fresh sanctions if Moscow does not help resolve Ukraine crisis
Russia and Ukraine state energy firms to keep up negotiations to avert gas delivery cuts.
Separatist leaders admit their ragtag army has many foreigners, including some from Chechnya.
Ukraine's president-elect vows to punish rebels who shot down helicopter in Slovyansk killing at least 14 people including army general.
French corporate chiefs will make up the biggest delegation of business leaders at the St Petersburg event.
Hermitage Capital investment fund CEO and human rights activist William Browder satisfied by new US sanctions lawyer's death
China is Russia's largest trading partner and the countries are expected to announce a number of agreements
Ukraine offered to pay $4bn to Gazprom if it reduces the price it is demanding from Kiev for gas supplies
Best photos of the day: 14 May 2014.