Flag of Luxembourg Flag of Luxembourg The flag of Luxembourg (, , ) consists of three horizontal stripes, red, white and blue, and can be in 1:2 or 3:5 ratio. It was first used between 1845 and 1848 and officially adopted on 23 June 1972. Luxembourg had no flag until 1830, when patriots were urged to display the national colours. The flag was defined as a horizontal tricolour of red, white, and blue in 1848, but it was not officially adopted until 1972. The tricolour flag is almost identical to Flag of the Netherlands, except that it is longer and its blue stripe
Flag of Germany German Empire retained black, white, and red as its national colours, with the tricolour previously used by the North German Confederation officially adopted as its flag in 1892. The black-white-red tricolour remained the flag of Germany until the end of the German Empire in 1918, in the final days of World War I. Following the declaration of the German republic in 1918 and the ensuing revolutionary period, the so-called Weimar Republic was founded in August 1919. To form a continuity between the anti-autocratic movement of the 19th century and the new democratic republic, the old black-red-gold tricolour was designated as