Presidents and neighbours:  Volodomyr Zelinskiy and Vladimir Putin. Photograph: Tatyana Zenkovich/Yuri Kochetko/ EPA

A week after Volodymyr Zelenskiy won Ukraine’s presidential election in April, Russian leader Vladimir Putin threw down the gauntlet to the erstwhile (...)

Russian journalist Arkady Babchenko at a Ukrainian Security Service press conference in Kiev on Wednesday. Photograph: Sergey Nuzhnenko/EPA

Ukraine has strongly rejected international criticism of a sting operation that saw dissident Russian journalist Arkady Babchenko help fake his own sh(...)

Police examine a crime scene after an explosion in which Ukrainian lawmaker Igor Mosiychuk was wounded and his bodyguard killed in Kiev on Wednesday night. Photograph: Stepan Franko/EPA

The Kremlin has denied being behind a bomb attack in Kiev that killed two people and injured Ukrainian nationalist deputy Ihor Mosiychuk, in the late(...)

Police collect evidence at the site of the murder of Denis Voronenkov, last March, in Kiev. Photograph: Ivan Kovalenko/Kommersant via Getty Images

Ukrainian prosecutors say former Russian deputy Denis Voronenkov was shot dead in Kiev in March on the orders of his wife’s ex-partner, who they alleg(...)

Ukraine’s former president Viktor Yanukovich (left) with Russian prime minister Vladimir Putin in Kiev in 2010. Photograph:  Gleb Garanich/AFP/Getty Images

Ukrainian prosecutors have said they will seek a life sentence for former president Viktor Yanukovich, who went on trial in absentia for treason on T(...)

The body of Denis Voronenkov is carried away by forensic experts in downtown Kiev on Thursday. Mr Voronenkov appeared to be a loyal pro-Kremlin deputy in Russia’s parliament until he was accused of fraud and fled to Ukraine last October. Photograph:  Andrew Kravchenko/EPA

A Russian politician who fled his homeland and became an outspoken critic of its president Vladimir Putin was murdered in central Kiev on Thursday, i(...)