Final answer:
The establishment of the National Center on the Psychology of Terrorism after 9/11 demonstrates the influence of sociocultural factors on psychology theories and perspectives.
Step-by-step explanation:
The establishment of the National Center on the Psychology of Terrorism after the September 11th, 2001 terrorist attacks is an example of how sociocultural factors affect theories and perspectives in psychology. The sociocultural perspective in psychology focuses on how social and cultural influences shape individual behavior and mental processes. The increase in cultural diversity following the attacks greatly influenced the sociocultural perspective in psychology, as it highlighted the importance of understanding how cultural factors can influence behaviors and attitudes related to terrorism.