Ukraine will make the ceasefire a priority at talks with the russian delegation in Istanbul on May 16 and will also raise the issue of a meeting between

Ukrainian President Volodymyr Zelenskyy is in Turkey for direct talks with Russia. But the Kremlin sent a lower-level delegation that doesn't include President Vladimir Putin.

Russia and Ukraine are set to hold their first direct peace talks in three years, both countries said Thursday, but hopes for a breakthrough remained dim after Russian President Vladimir Putin spurned an offer by Ukrainian President Volodymyr Zelenskyy to meet face-to-face in Turkey.