Polish President Andrzej Duda has called on both Ukraine and Russia to make compromises in order to reach a lasting peace agreement, amid growing international pressure to bring the three-year war to an end.

Polish Foreign Minister Radoslaw Sikorski believes that Russia's Vladimir Putin is mocking US President Donald Trump, Reuters reports. Sikorski hopes that US President Donald Trump and his administration will see that Putin is mocking their goodwill after Moscow's deadly missile strike on the Ukrainian city of Sumy.