The Treaty on the Limitation of Anti-Ballistic Missile Systems between the USA and the USSR was signed on May 26, 1972, with a subsequent prolongation. According to this agreement, the parties were obliged to abandon the creation and testing of anti-ballistic missile defense systems of sea, air, space, land-based to combat ballistic missiles and nuclear weapons.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.