Russia, Belarus, Kazakhstan, Kyrgyzstan call for Armenia referendum on EU or EAEU membership, joint statement says. The four leaders jointly urged Armenia to decide its alliance path via a popular vote.

European countries at London consultations discuss need to negotiate with Russia on Ukraine, TASS source says.

European countries at informal consultations on Ukraine in London on May 29 are discussing that 'it's time to negotiate with Russia', a TASS source reports.

37 states approve agreement to establish Special Tribunal for Aggression against Ukraine in The Hague. The milestone moves the tribunal towards operation, advancing international justice.

37 states officially approved the agreement necessary to establish the Special Tribunal for the Crime of Aggression against Ukraine and move it towards operation in The Hague.

Turkey conveys concerns over Black Sea escalation after Turkish-owned cargo vessel hit Thursday night, Foreign Ministry says

Turkey expressed concerns to all relevant parties over the recent escalation in the Black Sea, following a strike on a Turkish-owned cargo vessel on Thursday night, the Foreign Ministry said.

Romania closes Russia's consulate general in Constanța, escalating diplomatic tensions between the NATO member and Moscow.

Romania is closing Russia's consulate general in Constanța.