Russian and Ukrainian delegates have begun their third set of direct talks in Istanbul, days after US President Donald Trump gave Moscow a 50-day deadline to make peace or face “very severe tariffs.”

Russian and Ukrainian negotiators met in Istanbul on Wednesday for their first peace talks in more than seven weeks, with Moscow under pressure from U.S. President Donald Trump to strike a deal or face tough new sanctions.

Russia and Ukraine are to hold a third round of negotiations in Istanbul, with expectations low for progress on a peace agreement to end the full-scale war that’s in its fourth year.A Russian delegation led by presidential aide Vladimir Medinsky left Moscow on Wednesday for the talks in Turkey with a Ukrainian team led by Security and Defense Council Secretary Rustem Umerov.