After the victorious Maidan, then president of Ukraine, Petro Poroshenko introduced a new tradition in connection with the Victory Day, which is on the level of Prince Philip cargo cults somewhere in the Pacific. They started to wear poppies, and Zelensky seems to continue this “tradition”.

British readers may be familiar with poppy wearing because it is worn to commemorate the fallen in the First World War in UK. The Ukrainian poppy is worn on 8 May, the day victory in the Second World War is celebrated in the West. The Victory Day is celebrated on the 9 in Russia and was celebrated on the 9 in Ukraine too until recently.
Or rather it is worn by government flunkies because by far not everyone has accepted this new idiocy and some mean individuals have even called it “ochko bandery“ – Bandera’s anus…