Who had the best artillery in World War 2?

Determining the "best" artillery in World War II is subjective, as different nations Excelled in various aspects. The German Wehrmacht's artillery, particularly the 88mm gun, was highly effective against both infantry and armored targets, earning a formidable reputation. The Soviet Union also produced powerful artillery pieces, such as the Katyusha rocket launcher and the heavy guns used in their formidable artillery barrages. Ultimately, effectiveness varied by context, terrain, and specific battlefield requirements.