The Commonwealth of Nations is a political association of 56 member states that are mostly former British territories. The head of the organization is the British Crown. The Commonwealth Secretariat is the main intergovernmental agency that supports member countries in achieving common goals related to development, democracy, and peace. Originally formed from the British Empire, the Commonwealth has evolved into a voluntary association of independent countries. It provides a forum for cooperation between governments and engagement on important issues. Membership includes former British dominions as well as republics and independent monarchies from around the world.