The issue of Polish victims of Second World War massacres involving Ukrainian nationalists is a long-standing source of tension between the countries.

Polish Prime Minister Donald Tusk and Ukrainian President Volodymyr Zelensky will meet for talks in Warsaw on Wednesday, officials announced.

Ukrainian President Volodymyr Zelenskyy is set to visit Warsaw on Wednesday. He will meet with Polish Prime Minister Donald Tusk. The Government Information Center of Poland confirmed this in a report,

WARSAW: Polish Prime Minister Donald Tusk will host Ukraine’s President Volodymyr Zelensky for talks in Warsaw

Polish Prime Minister Donald Tusk will host Ukraine's President Volodymyr Zelenskyy for talks in Warsaw on Wednesday, Poland said. "Prime Minister Donald Tusk will meet with Ukrainian President Volodymyr Zelenskyy in Warsaw on Wednesday,

Ukrainian President Volodymyr Zelenskyy will visit Poland on 15 January, where he will meet with the country's Prime Minister Donald Tusk. Source: European Pravda with reference to prime minister's office Details: The meeting between the leaders will take place in Warsaw.