Pro-Russian separatist fighters take positions outside the main regional airport in Donetsk, the scene of an hours-long battle between separatists and Ukrainian forces yesterday. Photograph: Brendan Hoffman/Getty Images

Ukraine’s president-elect Petro Poroshenko has pledged to bring peace to the country’s increasingly turbulent east, where government forces and pro(...)

 Ukrainian businessman  Petro Poroshenko talks to journalists. Exit polls suggest he has won the presidential election. Photograph: EPA

Confectionary magnate Petro Poroshenko appears to have won Ukraine’s presidential election today with an absolute majority, exit polls showed, avertin(...)

Pro-Russian protesters gather after exchanging fire with the Ukrainian army outside of Donets today. Photograph: Roman Pilipey/EPA

Armed pro-Russian separatists and a Ukrainian militia group clashed in the east of Ukraine today, leaving at least two dead and heightening tension be(...)

Russian president Vladimir Putin said Russia will respect the outcome of Ukraine’s presidential election, butstopped short of declaring the upcoming poll as legitimate, saying merely that Moscow hopes for an end of the crisis in Ukraine. Photograph: Mikhail Kilmentyev/EPA/Kremlin Pool

Vladimir Putin says Russia will recognise the outcome of Ukraine’s presidential vote.The Russian president said Moscow will “respect the choice of the(...)

 Pro-Russian protesters  occupy the regional administration building in Donetsk, Ukraine, yesterday.  The protesters said they would hold a referendum  on the region’s status, and also asked Russia to ready “peacekeeping troops”, in a scenario reminiscent of the events that led to the annexation of Crimea last month. Photograph:  Roman Pilipey/EPA

Pro-Russian activists in Ukraine’s industrial centre of Donetsk proclaimed their independence from Kiev yesterday and pledged to hold a referendum (...)

Ukrainian Democratic Alliance for Reform (UDAR) party leader Vitaly Klitschko (C) addresses activists of the Right Sector movement. He has said he will not run for the presidency. Photograph: Valentyn Ogirenko/Reuters.

Boxer-turned-politician Vitaly Klitschko pulled out of the race to be Ukrainian president today, throwing his weight instead behind billionair(...)

Ukraine’s former prime minister Yulia Tymoshenko confirms she will run for president in elections on 25 May. Photograph: Facunda Arrizabalaga/EPA

Ukrainian former prime minister Yulia Tymoshenko, released from jail last month after her arch-foe Viktor Yanukovich fled from power, announced(...)

The arrival of two leading Ukrainian politicians in Dublin to plead with European Union leaders for meaningful action to prevent a Russian take(...)

Mourners carry the coffin of Volodymyr Topij, one of protesters that clashed with police at Kiev’s Independence Square, during his funeral in the city yesterday. Photograph: Tyler Hicks/The New York Times

The United States has accused Russia of planning to push deeper into Ukraine, as internationa(...)

 Yulia Tymoshenko  meets US ambassador to Ukraine Geoffrey Pyatt (left) and head of the EU Delegation to Ukraine Jan Tombinski in Kiev, on Sunday.  Photograph: Alexander Prokopenko/Pool/Reuters

Ukrainian opposition leader Yulia Tymoshenko may travel to Ireland next week for the European People’s Party (EPP) congress in Dublin. M(...)