What are the similarities and differences between various swordsmanship?

China sword is similar to the flying sword in Europe, with only a three-inch blade.

Japanese Taidao pays attention to the penetration of the armor of the upper armored target and attacks the areas that cannot be covered by armor. Knife cuts and pierces soft targets without armor. The fusion of two kinds of fencing is a great progress of human fighting civilization.

European knight sword is one of the most valuable weapons in the era of cold weapons (the blade of unarmed target is cut, the armored target holds the blade with iron gloves and hits it with the handle, and it is knocked with the handle in melee).

German two-handed sword initiated fencing in physics (master richart Nair put forward the theory of the strength of the sword arm). Dueling is too heavy and too long, and the battlefield is the best weapon for infantry.