Flag of Greece background as its official flag. After the Ottoman conquest, however, this symbol also found its way to a "new Constantinople" (or Third Rome), i.e. Moscow. Russia, deeply influenced by the Byzantine Empire, saw herself as its heir and adopted the double-headed eagle as its imperial symbol. It was also adopted by the Serbs, the Montenegrins, the Albanians and a number of Western rulers, most notably in Germany and Austria. 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
Trooping the Colour and one weeks preceding the Queen's Birthday Parade respectively. The salute is taken, respectively, by the Major-General commanding the Household Division and the Colonel of the Regiment which is trooping its colour. On the day of Trooping the Colour, the Royal Standard is flown from Buckingham Palace and from Horse Guards Building, while the Union Flag (colloquially known as the Union Jack), is flown from public buildings as well as the flags of the British Commonwealth of Nations, especially in recent years. Participants and positioning: "Nos 1-6 Guards" - six companies of Foot Guards, each comprising 3 officers and 71