Ukraine's Foreign Ministry said on August 1 it had summoned Polish Ambassador Bartosz Cichocki over recent statements by Marcin Przydacz, an official at Polish President Andrzej Duda's office, about Ukrainians' "lack of gratitude" for Warsaw's assistance in Kyiv's efforts to stop Russia's ongoing invasion. Przydacz said in a recent interview that it was time for Ukraine to start appreciating Poland's assistance, including its help resolving issues caused by Russia blocking Ukrainian grain exports. Ukraine's presidential office called Przydacz's statements "groundless." To read the original story by RFE/RL's Ukrainian Service, click here.