Defense industries are sectors of the economy that produce goods and services for military and national security purposes. This includes the manufacturing of weapons, ammunition, vehicles, and technology used by armed forces. Companies in this industry often work closely with government agencies to develop and supply the necessary equipment for defense operations. These industries also encompass research and development efforts aimed at improving military capabilities. Innovations in areas such as cybersecurity, drones, and missile defense systems are crucial for maintaining national security. Overall, defense industries play a vital role in ensuring a country’s preparedness and safety.