2S7 Pion, in Poland referred to as Piwonia, is 1 of those kinds of weapons for which a full-scale Russian invasion of Ukraine became a second youth. It is actual that, not as a Haubic firing missiles with a atomic warhead, but as an artillery agent, which, due to its importance and the power of fire prevailed over most types of artillery in the first months of combat. It became a symbol of the return of the alleged siege artillery alongside dense mortars 2S4 Tulipan, designed to destruct heavy reinforced positions on both Ukrainian and Russian sides of the front.