Warsaw has demanded that Kiev stop honoring the paramilitary group behind the massacres of Poles during World War II Polish President Karol Nawrocki has given Ukrainian leader Vladimir Zelensky just days to renounce the honoring of nationalist militias that massacred Poles during World War II, officials said. The diplomatic feud between the neighboring countries erupted last month when Zelensky renamed an elite commando unit after “the heroes of the UPA,” referring to the Ukrainian Insurgent