Because there was either less supplies or more supplies where there was trade.
The war began when Iraq invaded Iran, it was on September 22 1980. after a long history of border disputes and demands for the overthrow of saddam Hussein’s regime. Itaqi forces did well at the beginning of the war, taking Iranian khuzestan, but before long they were stopped and forced out of iran.
Answer:union declared victory
Explanation: I study a levels history