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 Gabon the more progressive" of French colonies – swiftly formulated a design for a new flag, which was officially adopted a year later in 1959. It featured a horizontal tricolour identical to the current flag, but with the yellow stripe at the centre narrower than the green and blue bands surrounding it. The French Tricolour was situated at the canton of the flag, making Gabon the only French autonomous republic to feature this "symbolic link" with France. On August 9, 1960 – just over a week before Gabon became an independent country on August 17 – the flag was slightly modified.