Burundi

divided by a white diagonal cross into red panels (top and bottom) and green panels (hoist side and fly side) with a white disk superimposed at the center bearing three red six-pointed stars outlined in green arranged in a triangular design (one star above, two stars below); green symbolizes hope and optimism, white purity and peace, and red the blood shed in the struggle for independence; the three stars in the disk represent the three major ethnic groups: Hutu, Twa, Tutsi, as well as the three elements in the national motto: unity, work, progress