Emblems of the International Red Cross and Red Crescent Movement with Sun and the Red Crystal, are defined in the Geneva Conventions and their Additional Protocols as symbols for protective use. When used as an organizational logo, these symbols only indicate that persons, vehicles, buildings, etc. which bear the symbols belong to a specific organization which is part of the International Red Cross and Red Crescent Movement (like the ICRC, the International Federation or the national Red Cross and Red Crescent societies). In this case, they should be used with an additional specification (for example "American Red Cross") and not be displayed as prominently as when used as protection symbols.
International Committee of the Red Cross bringing the total staff under the authority of the ICRC to roughly 15,000. Delegations also often work closely with the National Red Cross Societies of the countries where they are based, and thus can call on the volunteers of the National Red Cross to assist in some of the ICRC's operations. The organizational structure of the ICRC is not well understood by outsiders. This is partly because of organizational secrecy, but also because the structure itself has been prone to frequent change. The Assembly and Presidency are two long-standing institutions, but the Assembly Council and Directorate were created only in