Parchin is a military complex located in Iran, primarily known for its involvement in the country's defense and aerospace industries. It is situated near the city of Tehran and has been associated with various research and development activities, particularly in the field of explosives and missile technology. The site has drawn international attention due to allegations of its connection to nuclear weapons development. Various reports suggest that Parchin has been used for testing and developing components that could be related to nuclear arms, leading to concerns from the International Atomic Energy Agency and other global entities regarding Iran's nuclear intentions.