Aerospace Defense refers to the protection of a nation's airspace and space assets from potential threats, including military attacks and cyber threats. This field encompasses various technologies and strategies, such as radar systems, missile defense systems, and surveillance satellites, to monitor and secure air and space environments. Key components of Aerospace Defense include the development of advanced aircraft, like fighter jets, and the use of drones for reconnaissance. Additionally, international cooperation and treaties play a crucial role in maintaining peace and security in the aerospace domain, ensuring that nations can effectively respond to emerging threats.