The Commonwealth of Nations is a worldwide political organization of independent nations that have experienced direct or indirect British rule, all of which recognize Queen Elizabeth II as head of the Commonwealth. The flag was adopted on March 26, 1976.
The North Atlantic Treaty Organization is an alliance of 26 countries from North America and Europe. The fundamental role of NATO is to safeguard the freedom and security of its member countries. The dark blue represents the Atlantic Ocean, the compass rose indicates that NATO's work is directed towards world peace, and the white circle signifies unity.
The International Committee of the Red Cross was originally provided for in article VII of the first Geneva Convention signed on August 22, 1864. The provisions of the 1949 Geneva Conventions confirms the red cross on a white ground, as the emblem and distinctive sign of the Medical Service of armed forces to be displayed on the flags, armlets and on all equipment employed in the Medical Service.
The United Nations, founded in 1945, is an international organization whose aims are to facilitate cooperation in international law, security, economic development, social progress and human rights. The flag was adopted on October 20th, 1947. The emblem consists of a circular map of the earth in centered at the North Pole between two olive branches. The olive branches symbolize world peace. The the map of the world shows the extent of the UN's sphere of influence.