Arrests of Polish and other national minorities widen across the Union

A secret military tribunal convicted Mikhail Tukhachevsky and other commanders of treason. The executions began a purge that removed experienced officers and spread fear through the armed forces.

The order set categories and regional quotas for arrests, executions, and imprisonment of people labeled former kulaks, criminals, and anti-Soviet elements. Local troikas implemented the operation,...

The secret order targeted people alleged to belong to the Polish Military Organization. In practice, Polish identity, cross-border ties, and residence in border regions made civilians vulnerable to...

Authorities ordered the deportation of Korean residents, invoking border security. Families were transported to Central Asia under coercive conditions; the measure racialized suspicion and uprooted an...

A follow-up decree organized the logistics and resources for moving Korean communities to Kazakhstan and Uzbekistan. The deportation was collective punishment based on ethnicity, not individualized...

The election formally introduced universal suffrage, but took place in a tightly controlled political environment. The gap between constitutional participation and the absence of competitive political...

The new legislature replaced the Congress of Soviets and began operating under the 1936 constitution. Formal representation coexisted with party control over candidate selection and policy.

Nikolai Bukharin and co-defendants faced a public trial centered on conspiracy charges and coerced testimony. The trial connected elite purges to the wider system of policing, denunciation, and fear.

The Military Collegium issued death sentences after the final major Moscow show trial. The verdict consolidated the destruction of much of the old Bolshevik leadership.

Fighting followed a border dispute near Korea and Manchuria. The conflict exposed the danger of war in Northeast Asia and drew attention to the strategic importance of borderland communities.