Tricolour (flag) orange-white-blue design of the Prince's Flag ("Prinsenvlag", predecessor of the flags of the Netherlands and Luxembourg), used from 1579 by William I of Orange-Nassau in the Eighty Years' War, establishing the independence of the Dutch Republic from the Spanish Empire. Though not the first tricolour flag, one of the most famous, known as "Le Tricolore", is the blue, white and red (whence also called "Le Bleu-Blanc-Rouge") flag of France adopted in the French Revolution. With the formation of French client republics after 1795, the revolutionary tricolour was exported and adopted more widely in Europe, by the Republic of Alba 1796
Flag of Iran which looked the same as the naval ensign but without the lion and sun in the middle. The first version of the modern Iranian tricolour was adopted in the wake of the Iranian Constitutional Revolution of 1906. The Supplementary Fundamental Laws of 7 October 1907 described the flag as a tricolour of green, white, and red, with a lion and sun emblem in the middle. A decree dated 4 September 1910 specified the exact details of the emblem, including the shape of the lion's tail ("like an italic S") and the position and the size of the lion, the sword,