People of the Revolution and the USSR
- Vladimir Petrovich Potemkin Владимир Петрович Потёмкин The diplomat who pronounced Poland dead, then became education commissar
- Maxim Maksimovich Litvinov Максим Максимович Литвинов The diplomat of collective security, removed in 1939
- Solomon Abramovich Lozovsky Соломон Абрамович Лозовский The Bolshevik who led the Profintern and was shot with the Jewish Anti-Fascist Committee
- Alexander Antonovich Troyanovsky Александр Антонович Трояновский From tsarist artillery officer to Stalin's first ambassador to Washington: a Russian nobleman who crossed revolution and diplomacy
- Andrey Yanuaryevich Vyshinsky Андрей Януарьевич Вышинский Stalin's Moscow-trial prosecutor who later carried hardline Soviet diplomacy to the UN
- Dmitry Zakharovich Manuilsky Дмитрий Захарович Мануильский ECCI secretary who carried out the Stalinist purges (1928–1943)
- Ivan Mikhailovich Maisky Иван Михайлович Майский From Menshevik to Soviet envoy to the British Empire: a convert and survivor who stood at the center of world-war diplomacy
- Vilgelm Georgiyevich Knorin Вильгельм Георгиевич Кнорин Architect of Comintern propaganda and party history compiler
- Vyacheslav Mikhailovich Molotov Вячеслав Михайлович Молотов “Stone-arse”: the man who never changed his mind
- Vissarion Vissarionovich Lominadze Виссарион Виссарионович Ломинадзе Comintern architect of the Canton uprising who led the first party-apparatus challenge to Stalin's collectivization
- Georgy Alexandrovich Astakhov Георгий Александрович Астахов The Soviet chargé d'affaires in Berlin who opened the secret channel to the Nazi-Soviet pact
- Leon Yakovlevich Gaikis Леон Яковлевич Гайкис Second Soviet ambassador to Spain, recalled and shot barely three months after taking the post
- Konstantin Aleksandrovich Umansky Константин Александрович Уманский From TASS correspondent to youngest ambassador in Washington. The sharp, combative face of Stalin's wartime diplomacy
- Nikolai Vasilyevich Novikov Николай Васильевич Новиков Soviet diplomat whose Novikov Telegram answered Kennan's Long Telegram, framing US policy as imperialist expansion
- Fyodor Tarasovich Gusev Фёдор Тарасович Гусев Soviet diplomat who shuttled between the Big Three wartime summits as Molotov's deputy
- Yakov Aleksandrovich Malik Яков Александрович Малик The Soviet UN diplomat who enabled Korean War intervention by boycott, and then proposed the armistice
- Alexander Mikhailovich Puzanov Александр Михайлович Пузанов The RSFSR premier who opposed the Crimea transfer and silently let Kim Il Sung consolidate one-man rule
- Terentii Fomich Shtykov Терентий Фомич Штыков Soviet occupation chief in North Korea and first ambassador; he conveyed Kim Il Sung's unification plan to Stalin, brokered approval for war
- Yevgeny Dmitriyevich Kiselyov Евгений Дмитриевич Киселёв The Soviet envoy in Budapest who distrusted Rákosi
- Valentin Mikhailovich Berezhkov Валентин Михайлович Бережков Stalin's personal interpreter at Tehran, Yalta, and Potsdam who became the Soviet Union's leading Americanist