Andrzej Duda has called on Kiev to make concessions to end the conflict with Russia Ukraine will have to compromise to achieve a peace settlement with Russia, Polish President Andrzej Duda has said. In an interview with Euronews on Thursday, Duda argued that a lasting peace must be built on mutual concessions. Warsaw has been one of the staunchest supporters of Kiev in its conflict with Moscow. Polish Prime Minister Donald Tusk has spoken out against any peace deals that would require Ukraine