- Psychoanalysis
- The role of sublimation
- Free association
According to Graham Allison book, Nuclear Terrorism, only 5 percent of daily cargos into the U.S are screened where every day 30,000 trucks, 6500 rail cars and 140 ships deliver over 50,000 cargo containers into the United States. This rarely involves physical inspection which may not detect nuclear weapons and fissile materials.
Kennedy also made it plain that he supported the 'Domino Theory' and he was convinced that if South Vietnam fell to communism, then other states in the region would as a consequence. They believed that just a small increase in US support for Diem would ensure success in Vietnam.