Reza Khan and Seyyed Zia seize power in Tehran

A Soviet diplomatic note claimed the Anzali operation occurred without prior central approval. Iran confronted intervention despite Moscow’s language of non-interference.

The Bolshevik Politburo approved material assistance for Kuchik Khan’s movement. Support for local revolution coexisted uneasily with Soviet diplomatic assurances to Iran.

Kuchik Khan proclaimed a Soviet Socialist Republic of Iran in Rasht. The alliance linked Iranian resistance to foreign domination with Soviet-backed revolution, while differences persisted.

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.

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.

Kuchik Khan died in the Talesh mountains after the collapse of the Gilan revolutionary experiment. His death marked the defeat of an Iranian movement with an unstable Soviet alliance.

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.