The human rights activist and academic Karen Kenny, who has died aged 49, was the epitome of a whole generation of young Irish men and women who were (...)

A Ukrainian serviceman stands guard as flames erupt from a gas pipeline  damaged as a result of shelling by pro-Russian separatists near Avdiivka, Donetsk region, Ukraine, on June 12th, 2015. Photograph: Oleksandr Ratushniak/AFP/Getty Images

Six Ukrainian servicemen have been killed and 14 wounded in separatist eastern territory in the past 24 hours, despite a four-month-old ceasefire deal(...)

A Ukrainian radical nationalist group Praviy Sektor (Right Sector) volunteer fighter fires his assault rifle during training near Pokrovskoe, eastern Ukraine, on Thursday. Photograph: Fabio Bucciarelli/AFP/Getty Images

The United Nations Security Council will convene and senior US officials will meet today to discuss resurgent fighting in eastern Ukraine, amid cla(...)

Yevgeny Yerofeyev lies on a bed at a hospital in Kiev yesterday. Ukraine claims Yerofeyev is one of two Russian special forces soldiers captured in eastern Ukraine. Photograph: Roman Pilipey/EPA

Ukraine has denied it is preparing a prisoner swap that would see two alleged Russian special forces soldiers return home, after a separatist leader i(...)

Ukrainian servicemen ride on top of an armoured personnel carrier on the way from Artemivsk to Debaltseve. Photograph: Anatoli Stepanolli/AFP 1:21

Ukraine pulled thousands of troops out of an encircled town on Wednesday after a massive assault by pro-Russian rebels, who ignored a new ceasefire to(...)

A Pro-Russian separist stands on a tank near eastern Ukrainian city of Yenakievo on Saturday. Fighting has raged on in Ukraine, throwing doubts on a ceasefire deal due to take effect at midnight. Photograph: AFP

Ferocious fighting raged in Ukraine on Saturday as Kiev and the US accused Russia of fuelling a rebel onslaught to grab territory in the hours before (...)

Belarus’ president Alexander Lukashenko (L), Russia’s president Vladimir Putin (2nd L), Ukraine’s president Petro Poroshenko (R), Germany’s chancellor Angela Merkel (C) and France’s president Francois Hollande pose for a family photo during peace talks in Minsk. Photograph: Grigory Dukor /Reuters 1:34

The four leaders meeting for peace talks in Belarus on the Ukraine crisis are planning to sign a joint declaration supporting Ukraine’s territorial in(...)

 Ukraine president Petro Poroshenko, German chancellor Angela Merkel and US vice-president Joe Biden prior to a Friday meeting of  the Munich Security Conference. Photograph: Matthias Schrader/AP

German chancellor Angela Merkel will press US president Barack Obama today to postpone a decision on sending defensive arms to Ukraine pending a fresh(...)

A bus passes by a memorial to those killed when a rocket struck a bus stop in Donetsk. Photograph: Brendan Hoffman/The New York Times

Western states are to discuss tightening sanctions on Russia after Moscow-backed militants were blamed for a rocket attack on the Ukrainian city of(...)

Ministers of the new government of Ukraine after they were voted in during a session of arliament in Kievon Tuesday. The government includes three foreign nationals who were given Ukrainian citizenship to allow them to take their posts.  Photograph: Roman Pilpey/EPA

Senior US and Russian officials are expected to discuss Ukraine’s crisis today, after the European Union welcomed the appointment of a new reformist g(...)