<Table> <Tr> <Td> </Td> <Td> This article includes a list of references, but its sources remain unclear because it has insufficient inline citations . Please help to improve this article by introducing more precise citations. (April 2009) (Learn how and when to remove this template message) </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> This article includes a list of references, but its sources remain unclear because it has insufficient inline citations . Please help to improve this article by introducing more precise citations. (April 2009) (Learn how and when to remove this template message) </Td> </Tr> <P> Customary international law is an aspect of international law involving the principle of custom . Along with general principles of law and treaties, custom is considered by the International Court of Justice, jurists, the United Nations, and its member states to be among the primary sources of international law . </P> <P> Many governments accept in principle the existence of customary international law, although there are differing opinions as to what rules are contained in it . </P>

Who is bound by a practice considered customary international law