Flag of Greece Byzantine double-headed eagle (see below), the cross, depictions of saints and various mottoes. The Christian Greek sipahi cavalry employed by the Ottoman Sultan were allowed to use their own, clearly Christian flag, when within Epirus and the Peloponnese. It featured the classic blue cross on a white field with the picture of St. George slaying the dragon, and was used from 1431 until 1639, when this privilege was greatly limited by the Sultan. Similar flags were used by other local leaders. The closest to a Greek "national" flag during Ottoman rule was the so-called "Graeco-Ottoman flag" (Γραικοθωμανική παντιέρα), a civil
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