Kuchik Khan dies after the defeat of the Gilan movement

The first communist congress in Iran opened in Anzali, meeting through 25 June. Delegates debated national liberation and social revolution amid Soviet involvement in Gilan.

The Congress of the Peoples of the East opened in Baku. Iranian participation connected local struggles with a Comintern campaign against imperial rule.

A coup brought Reza Khan and Seyyed Zia to power. The Persian Cossack force’s Russian institutional origins formed part of the background to Iran’s changing state and foreign relations.

Iran and Soviet Russia signed a friendship treaty in Moscow. Soviet Russia repudiated the former tsarist policy and unequal agreements, marking a formal break with imperial practice while leaving...

Britain and Soviet Russia signed a trade agreement requiring restraint in hostile propaganda. Its Asian provisions placed diplomatic limits on Soviet encouragement of anti-British movements.

The Soviet envoy clarified that Articles 5 and 6 of the friendship treaty did not apply to verbal or written attacks by Iranian groups or Russian emigrants. Iran sought limits on intervention.

The Majlis authorized exchange of the Soviet-Iranian friendship treaty with reference to the Soviet clarification of 12 December. Parliamentary scrutiny addressed Iran’s sovereignty concerns.

Iran and Soviet Russia signed a postal convention in Moscow. Practical communications agreements broadened the relationship beyond revolutionary declarations and military crises.

Iran and the Soviet Union signed a trade treaty. Commercial diplomacy became part of the relationship as Iran pursued state consolidation and economic dealings with its northern neighbor.

Iran and the USSR signed a guarantee and neutrality treaty. Its protocols preserved the 1921 treaty’s intervention exception, qualifying the promise against introducing troops into the other state.