Crosses in heraldry Crowns. Several national flags are based on late medieval war flags, including the white-on-red crosses of the flag of Denmark and the flag of Switzerland. The elongated Nordic cross originates in the 18th century due to the rectangular shape of maritime flags. The Red Cross flag originates in 1906 as a colour-switched version of the flag of Switzerland. Crosses in heraldry The cross is a basic design of two intersecting lines (X) used from pre-historic times. Its use was enormously expanded as the Christian cross, from about the 6th century, deriving from a T-shape representing the gibbet ("stauros", "crux") of
International Red Cross and Red Crescent Movement other places. In order to avoid this confusion the protected symbol is sometimes referred to as the "Greek Red Cross" (now Hellenic Red Cross); that term is also used in United States law to describe the Red Cross. The red cross of the Saint George cross extends to the edge of the flag, whereas the red cross on the Red Cross flag does not. The Red Cross flag is the colour-switched version of the Flag of Switzerland. In 1906, to put an end to the argument of the Ottoman Empire that the flag took its roots from Christianity, it was