According to the declaration of independence were do people get their natura rights

necessary and proper clause. the congress shall have power to all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states, or in any department or officer thereof.

worldwide, 780 million people do not have access to an improved water source. an estimated 2.5 billion people lack access to improved sanitation (more than 35% of the world's population)

no every country is held to the same degree as others just some member countries such as the usa and germany are more economically sound so the need to show there support to all others