The crown was additional on the flag in 1937 following the nation found out with the 1936 Summertime Olympics that their flag was identical to the civil flag of Haiti. See also: List of Sammarinese flags The flag of San Marino comprises equal horizontal bands of white and lightweight blue https://medieval-flag97261.blogdun.com/33618353/the-smart-trick-of-custom-medieval-style-banner-that-nobody-is-discussing