Open Skies Treaty was signed in:

🧠 Explanation:

The Open Skies Treaty, signed in 1992, promotes aerial surveillance transparency. For international relations students, this highlights global security, making it a key topic for studying diplomacy, military agreements, and geopolitics. It fosters trust. Understanding this clarifies international cooperation. It’s essential for analyzing international relations, security studies, and political science. Studying the treaty offers insights into how agreements ensure transparency, crucial for political science, international relations, and security studies.