Protocol and ceremonial are present at all stages of the history of mankind, acting as instruments of nonverbal communication that convey messages of hierarchy and social power to their recipients. Since ancient times we find references to the ceremonial rites that relate social life events, especially those with a symbolic, honorary or memorial, and triumphal entries of rulers in the cities, the coronation or inauguration ceremonies, weddings and funerals of members of royal families and military parades.