Ukrainian artillery defeats Russian "artillery doctrine" 

Cannonism is the best theoretical existence of artillery. In the past three decades of local wars, aviation fire support has gradually become the mainstream, but with the recent high-frequency outbreak of urban street fighting, in order to avoid civilian casualties, it is often necessary to use high-precision ammunition. Under this demand, aviation firepower costs getting higher and higher. A short-term attack is acceptable, but if it turns into a long-term war, it will be unsustainable to rely solely on aviation firepower. In the face of this change, the use of guided munitions or traditional artillery guided by fire control computers has new application requirements, and cannonism has been reborn in the new situation...