Flag of the Netherlands the 15th century, when the majority of the Netherlands provinces were united under the Duke of Burgundy, the Cross of Burgundy Flag of the Duke of Burgundy was used for joint expeditions, which consisted of a red saltire resembling two crossed, roughly-pruned (knotted) branches, on a white field. Under the later House of Habsburg this flag remained in use. In 1572 provinces of the Low Countries rose in revolt against King Philip II of Spain, and William Prince of Orange (1533–1584) placed himself at the head of the rebels. The colour "orange" is a reference to the name of the
Flag of the Second Spanish Republic Castilian or Spanish republican colours which was added after the proclamation of the Second Spanish Republic in 1931. The colour of the band was changed from "morado" to navy blue in 2001 without sufficient explanation. Flag of the Second Spanish Republic The flag of the Second Spanish Republic, known in Spanish as "", was the official flag of Spain between 1931 and 1939 and the flag of the Spanish Republican government in exile until 1977. The Spanish republican flag began to be used on April 27, 1931, thirteen days after municipal elections results led to the abolition of the monarchy