The art of gymnastics in preparation for war can be found as far back as Ancient China, Egypt, Japan, Persia, Greece, and Rome.
Handstands are a basis for more complex inverted and three-dimensional motion.
Gradual progression is the key to success. Begin with elementary movements, which provide a base for the actual mobility exercise. Rhythm, timing, coordination, and body control in various movements ensure safety. Stay focused and disciplined at all times. Careless technique leads to needless injuries and marginal skill gains.