Flag of Belgium Flag of Belgium The national flag of the kingdom of Belgium (, , ) is a tricolour of three bands of black, yellow, and red. The colours were taken from the coat of arms of the Duchy of Brabant, and the vertical design may be based on the flag of France. When flown, the black band is nearest the pole (at the hoist side). It has the unusual proportions of 13:15. After the death of Charlemagne, the present-day territory of Belgium (except the County of Flanders) became part of Lotharingia, which had a flag of two horizontal red stripes separated
Flag of Austria by the Austrian capital Vienna from the late 13th century onwards. Since the days of Rudolph of Habsburg and the 1283 Treaty of Rheinfelden, the combination of red-white-red was widely considered to be the Austrian (later also Inner Austrian) colours used by the ruling Habsburg dynasty. However, the "national flag" (in a modern sense) of the Austrian Habsburg Monarchy, like the later Austrian Empire and the Cisleithanian part of Austria-Hungary until 1918, was black-yellow. These were the family colours of the Imperial House of Habsburg, and were themselves in part derived from the banner of the Holy Roman Empire. Beginning