The Czech Republic last November decided to print data on the transmitted Ukraine's military weapons and equipment, which became key in the first months of fighting, allowing, among others, to supplement losses. It was mostly advice equipment, which may not have been characterized by large combat capabilities, but was known to Ukrainian soldiers who could rapidly implement it into their units. quite a few information about numbers and types of weapons was rather easy available in the media, as Prague itself published many of them, facilitating the creation of a letter by the media and individuals.