International law is a system of rules that are recognized as binding between states. It establishes normative guidelines and a common conceptual framework for states across a wide range of domains. This includes environmental and economic laws, and the rights and obligations of nations in international relations. It has evolved over centuries to establish a common framework for global governance.

International law has many applications, including regulating hostilities and the treatment of prisoners. It also governs world trade and global communications. Many modern developments threaten the nation state and transfer power to international organizations such as the U.N. and the World Bank. It is important to note that international law exists independently of state consent, and has a parallel legislative and judicial process. It comes into play when nations violate norms and standards of conduct.

While international law has evolved over the centuries, it remains a dynamic field of study and practice. Many high-profile disputes and controversies have impacted the field, making it a frequent topic in news headlines. It has been a helpful tool in the resolution of global trade, environmental, and finance disputes. Although many nations believed that unchecked nation-state power impeded the development of international law, that has changed over time. The practice of international law has become increasingly influential in shaping the foreign policies of countries all over the world.

Today, international lawyers face a plethora of international legal issues. The rise of globalization has made international legal matters increasingly complex and challenging. It has also increased the level of international activity. Moreover, corporations have increasingly shifted their capital supply chains across international boundaries, trading with companies around the world. This increases exposure to international legal issues and creates a need for lawyers with knowledge of different languages.