British and Soviet forces invade neutral Iran

A separate Soviet-Iranian agreement established joint exploitation of southern Caspian fisheries under a 25-year concession. Economic cooperation raised questions of control over Iranian resources.

Iran and the USSR signed a convention recognizing reciprocal navigation rights and exclusive coastal fishing belts. It regulated use of the Caspian without dividing its seabed equally.

A treaty signed in Tehran renewed the framework for commerce and navigation between Iran and the USSR. Economic cooperation continued alongside concerns about foreign influence.

Iran and the USSR signed a new commerce and navigation treaty in Tehran. Caspian shipping provisions shaped relations before wartime occupation transformed the balance of power.

The Soviet government sent a note requesting removal of German agents from Iran. Further Soviet and British demands followed, challenging Iran’s neutrality before the invasion.

Reza Shah abdicated during British-Soviet occupation and his son succeeded him. The change reopened political activity while Iran remained subject to foreign military power.

Former political prisoners and socialist politicians founded Tudeh in Tehran. A Soviet embassy representative attended; the party also developed an Iranian constituency.

Iran, Britain and the Soviet Union concluded a wartime alliance treaty. It pledged respect for Iran’s sovereignty while regulating the presence of British and Soviet forces, exposing the tension...

Tudeh’s first provincial conference in Tehran adopted a provisional charter and elected an executive committee. Its reform platform addressed labour, land and women’s political rights.

Stalin, Roosevelt and Churchill issued a declaration recognizing Iran’s wartime contribution and affirming its independence, sovereignty and territorial integrity. The pledge included possible...