Flag of Greece Flag of Greece The national flag of Greece, popularly referred to as the "sky-blue - white" or the "blue-white" (), officially recognised by Greece as one of its national symbols, is based on nine equal horizontal stripes of blue alternating with white. There is a blue canton in the upper hoist-side corner bearing a white cross; the cross symbolises Eastern Orthodox Christianity, the established religion of the Greek people of Greece and Cyprus. The blazon of the flag is "Azure, four bars Argent; on a canton of the field a Greek cross throughout of the second." The official flag ratio
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