Abadan refinery completed. Russo-Persian Treaty signed. Reza Khan becomes Reza Shah, founder of Pahlavi dynasty. Requires Western dress for men. Iran appeals to UN Security Council to have Soviet troops withdrawn from Azerbaijan.
Soviet troops withdraw.
Collapse of Autonomous Republic of Azerbaijan. National Front, led by Dr. Mossadiq, makes gains in elections for Iranian majlis . Dr. Mossadiq becomes Prime Minister in 1951, nationalizes oil industry.