Võ phục not necessarily adopted by all practitioners, as evidenced throughout 1973-1990 when many practitioners under a separate development of Vovinam, the "Viet Vo Dao Federation," wore black uniforms. By 1990, however, after further meetings between councils, indigo had been adopted by the majority of Vovinam practitioners in and outside of Vietnam. Deep blue/indigo (Vietnamese: Lam) is now the internationally accepted color of Vo Phuc for Vietnamese martial arts. The "võ phục" of Vovinam are very similar, if not nearly identical, to the "keikogi" of Japanese martial arts. Both top and bottom of the uniform are constructed in much the same way
History of martial arts History of martial arts Although the earliest evidence of martial arts goes back millennia, the true roots are difficult to reconstruct. Inherent patterns of human aggression which inspire practice of mock combat (in particular wrestling) and optimization of serious close combat as cultural universals are doubtlessly inherited from the pre-human stage and were made into an "art" from the earliest emergence of that concept. Indeed, many universals of martial art are fixed by the specifics of human physiology and not dependent on a specific tradition or era. Specific martial traditions become identifiable in Classical Antiquity, with disciplines such as shuai