Denmark

red with a white cross that extends to the edges of the flag; the vertical part of the cross is shifted to the hoist side; the banner is referred to as the Dannebrog (Danish flag) and is one of the oldest national flags in the world; traditions as to the origin of the flag design vary, but the best known is a legend that the banner fell from the sky during an early-13th century battle; caught up by the Danish king before it ever touched the earth, this heavenly talisman inspired the royal army to victory; in actuality, the flag may derive from a crusade banner or ensign

the shifted design element was subsequently adopted by the other Nordic countries of Finland, Iceland, Norway, and Sweden