The role of treaties in international cooperation is vital as they establish legal frameworks governing relationships between states. Treaties often address issues like trade, security, and environmental concerns, facilitating collaborative efforts and mutual obligations. Through treaties, nations can negotiate terms that promote peace and stability, resolving conflicts peacefully. Additionally, treaties can set standards for behavior and accountability, shaping international law and influencing domestic policies. Ultimately, treaties serve as essential tools for fostering diplomatic relations and achieving collective global goals.