Tip: find international policies through trusted websites such as United Nations and/or Government.
Example: Search for a country (Germany): Federal Ministry for the Environment, Nature Conservation, Nuclear Safety and Consumer Protection
Council of Foreign Relations offers overviews of international agreements.
GovInfo: provides free public access to official publications from all three branches of the Federal Government. It is a service of the United States Government Publishing Office (GPO), which is a Federal agency in the legislative branch.
Govtrak by Subject: tracks the United States Congress and helps Americans participate in their national legislature. Find the status of federal legislation, information about your representative and senators in Congress including voting records, and original research on legislation.