Poland prime minister Donald Tusk ⁠hopes to ​defuse a ‘mistake’ from spiralling further; gasoline sales suspended in Crimea. What we know on day 1,580 Poland prime minister Donald Tusk ⁠hopes to ​defuse a ‘mistake’ from spiralling further; gasoline sales suspended in Crimea. What we know on day 1,580 A conflict between politicians in Poland ⁠and Ukraine is a strategic mistake that will harm both sides, Polish prime minister Donald Tusk ⁠has cautioned, ⁠as he seeks to ​defuse a rekindled dispute