World leaders in 1926

Everyone who held a state’s top posts at some point in 1926, in the order they held them. Names are from Wikipedia’s list of state leaders and appear only where the person’s Wikidata record agrees on the post and the years. What happened in 1926 →

Major powers in 1926

United StatesUnited States history

President: Calvin Coolidge

United KingdomUnited Kingdom history

King: George V
Prime minister: Stanley Baldwin

Soviet UnionRussia history

General Secretary: Joseph Stalin
Chairman of the Central Executive Committee of the Congress of Soviets: Mikhail Kalinin
Chairman of the Council of People's Commissars: Alexei Rykov

Republic of China (1916–1949)China history

Acting President: Wellington Koo
Acting Premier: Wellington Koo

Africa

Beylik of TunisTunisia history

Bey: Muhammad VI al-Habib
Prime minister: Mustapha Dinguizli, then Khelil Bouhageb

Ethiopian Empire

Empress: Zewditu I

Kingdom of EgyptEgypt history

Prime minister: Ahmed Zeiwar Pasha, then Adly Yakan Pasha

Kingdom of Rwanda

King: Yuhi V Musinga

LiberiaLiberia history

President: Charles D. B. King

Republic of the Rif

President: Abd el-Krim

Sultanate of Morocco: Alaouite dynasty

Sultan: Yusef

Sultanate of Zanzibar

Sultan: Khalifa II

Union of South AfricaSouth Africa history

King: George V
Prime minister: J. B. M. Hertzog

Americas

Argentine RepublicArgentina history

President: Marcelo Torcuato de Alvear

BoliviaBolivia history

Provisional President: Felipe S. Guzmán
President: Hernando Siles Reyes

CanadaCanada history

Prime minister: William Lyon Mackenzie King, then Arthur Meighen

Dominion of NewfoundlandCanada history

King: George V
Prime minister: Walter Stanley Monroe

EcuadorEcuador history

Interim President: Isidro Ayora

El SalvadorEl Salvador history

President: Alfonso Quiñónez Molina

First Brazilian RepublicBrazil history

President: Artur Bernardes, then Washington Luís

First Costa Rican RepublicCosta Rica history

President: Ricardo Jiménez Oreamuno

GuatemalaGuatemala history

President: José María Orellana, then Lázaro Chacón González

HondurasHonduras history

President: Miguel Paz Barahona

MexicoMexico history

President: Plutarco Elías Calles

NicaraguaNicaragua history

President: Carlos José Solórzano, then Adolfo Díaz
de facto President: Emiliano Chamorro Vargas
Acting President: Sebastián Uriza

PanamaPanama history

President: Rodolfo Chiari

Presidential Republic (1925–1973) of ChileChile history

President: Emiliano Figueroa

Republic of ColombiaColombia history

President: Pedro Nel Ospina Vázquez, then Miguel Abadía Méndez

Republic of CubaCuba history

President: Gerardo Machado

Republic of Haiti (1859–1957)Haiti history

President: Louis Borno

Republic of ParaguayParaguay history

President: Eligio Ayala

Republic of PeruPeru history

Constitutional President: Augusto B. Leguía y Salcedo

Third Dominican RepublicDominican Republic history

President: Horacio Vásquez

United StatesUnited States history

President: Calvin Coolidge

United States of VenezuelaVenezuela history

President: Juan Vicente Gómez

Asia

Emirate of Abu DhabiTurkey history

ruler: Sultan bin Zayed Al Nahyan, then Saqr bin Zayed Al Nahyan

Emirate of AjmanTurkey history

ruler: Humaid bin Abdulaziz Al Nuaimi

Emirate of DubaiTurkey history

ruler: Saeed bin Maktoum bin Hasher Al Maktoum

Emirate of FujairahTurkey history

ruler: Hamad bin Abdullah Al Sharqi

Emirate of Nejd and HasaSaudi Arabia history

King: Ibn Saud

Emirate of Ras Al KhaimahTurkey history

ruler: Sultan bin Salim Al Qasimi

Emirate of SharjahTurkey history

ruler: Sultan bin Saqr Al Qasimi II

Empire of JapanJapan history

Emperor: Taishō, then Hirohito
Prime minister: Katō Takaaki, then Wakatsuki Reijirō

French Protectorate of Luang PhrabangLaos history

King of Luang Phrabang: Sisavang Vong

Imperial State of Iran: Pahlavi dynastyIran history

Shah: Reza Pahlavi

Kedah SultanateMalaysia history

Sultan: Abdul Hamid Halim Shah ll

Kingdom of AfghanistanAfghanistan history

King: Amanullah Khan

Mandatory Iraq: Kingdom of Iraq under British AdministrationIraq history

King: Faisal I
Prime minister: Abdul-Muhsin Al-Saadoun, then Jaafar Al-Askari

Negeri SembilanMalaysia history

Yamtuan: Muhammad

Nguyễn dynastyVietnam history

Emperor: Bảo Đại

North Yemen: Mutawakkilite Kingdom of YemenYemen history

King: Yahya Muhammad Hamid ed-Din

PakualamanIndonesia history

Sultan: Pakualam VII

Perak Sultanate: Siak dynastyMalaysia history

Sultan: Iskandar

Protectorate of BruneiBrunei history

Sultan: Ahmad Tajuddin

QatarQatar history

Emir: Abdullah bin Jassim Al Thani

Republic of China (1916–1949)China history

Acting President: Wellington Koo
Acting Premier: Wellington Koo

Republic of TurkeyTurkey history

President: Mustafa Kemal Atatürk
Prime minister: İsmet İnönü

Selangor SultanateMalaysia history

Sultan: Sulaiman

Sheikhdom of KuwaitKuwait history

Sheikh: Ahmad I

Siam/Thailand: Rattanakosin KingdomThailand history

King: Prajadhipok

Sultanate of Siak Sri IndrapuraIndonesia history

Sultan: Syarif Kasim II

Sultanate/ State of Muscat and OmanOman history

Sultan: Taimur

Surakarta SunanateIndonesia history

Sultan: Pakubuwono X

Terengganu SultanateMalaysia history

Sultan: Sulaiman Badrul Alam Shah

Umm Al QuwainTurkey history

ruler: Hamad bin Ibrahim Al Mualla

Yogyakarta SultanateIndonesia history

Sultan: Hamengkubuwono VIII

Europe

Albanian RepublicAlbania history

President: Ahmet Zogu (Zogu I)

Andorra

Episcopal Co-Prince: Justí Guitart i Vilardebó
French Co-Prince: Gaston Doumergue

BelgiumBelgium history

King: Albert I
Prime minister: Prosper Poullet, then Henri Jaspar

Bourbon Restoration of SpainSpain history

King: Alfonso XIII

Czechoslovakia: First Republic

President: Tomáš Garrigue Masaryk
Prime Minister: Antonín Švehla, then Jan Černý

Ditadura Nacional of PortugalPortugal history

President: José Mendes Cabeçadas, then Manuel Gomes da Costa, then Óscar Carmona
President of Ministry: José Mendes Cabeçadas, then Manuel Gomes da Costa, then Óscar Carmona

Fascist Italy (1922–1943)Italy history

King: Victor Emmanuel III
Prime Minister: Benito Mussolini

First Austrian Republic/ Federal State of AustriaAustria history

President: Michael Hainisch
Chancellor: Rudolf Ramek, then Ignaz Seipel

First Portuguese RepublicPortugal history

President: Bernardino Machado

French Third RepublicFrance history

President: Gaston Doumergue
President of the Council of ministers: Aristide Briand, then Édouard Herriot, then Raymond Poincaré

Grand Duchy of LuxembourgLuxembourg history

Grand Duchess: Charlotte
Prime minister: Pierre Prüm, then Joseph Bech

Irish Free StateIreland history

King: George V
President of the Executive Council: W. T. Cosgrave

Kingdom of BulgariaBulgaria history

Tsar: Boris III
Prime minister: Aleksandar Tsankov, then Andrey Lyapchev

Kingdom of DenmarkDenmark history

King: Christian X
Prime minister: Thorvald Stauning, then Thomas Madsen-Mygdal

Kingdom of Hungary (1920–1946)Hungary history

Regent: Miklós Horthy
Prime minister: István Bethlen

Kingdom of IcelandIceland history

King: Christian X
Prime minister: Jón Magnússon, then Jón Þorláksson
Acting Prime minister: Magnús Guðmundsson

Kingdom of ItalyItaly history

King: Victor Emmanuel III
Prime minister: Benito Mussolini

Kingdom of NorwayNorway history

King: Haakon VII
Prime minister: Johan Ludwig Mowinckel, then Ivar Lykke

Kingdom of RomaniaRomania history

King: Ferdinand I
Prime minister: Ion I. C. Brătianu, then Alexandru Averescu

Kingdom of Serbia / Yugoslavia: Kingdom of Serbs, Croats and Slovenes / Kingdom of Yugoslavia

King: Alexander of Yugoslavia

Kingdom of SwedenSweden history

King: Gustaf V
Prime minister: Rickard Sandler, then Carl Gustaf Ekman

Liechtenstein

Prince: Johann II
Prime Minister: Gustav Schädler

Monaco

Prince: Louis II
Minister of state: Maurice Piette

NetherlandsNetherlands history

Queen: Wilhelmina
Prime minister: Hendrikus Colijn, then Dirk Jan de Geer

Republic of EstoniaEstonia history

State Elder: Jaan Teemant

Republic of FinlandFinland history

President: Lauri Kristian Relander
Prime minister: Kyösti Kallio, then Väinö Tanner

Republic of LatviaLatvia history

President: Jānis Čakste
Prime minister: Kārlis Ulmanis, then Arturs Alberings, then Marģers Skujenieks

Republic of LithuaniaLithuania history

President: Aleksandras Stulginskis, then Kazys Grinius, then Antanas Smetona
Acting President: Jonas Staugaitis, then Aleksandras Stulginskis
Prime minister: Mykolas Sleževičius, then Augustinas Voldemaras

San Marino

Captains Regent: Giuliano Gozi

Second Hellenic RepublicGreece history

President: Pavlos Kountouriotis, then Theodoros Pangalos
Prime minister: Theodoros Pangalos, then Athanasios Eftaxias, then Alexandros Zaimis
Caretaker Prime minister: Georgios Kondylis

Second Polish RepublicPoland history

President: Stanisław Wojciechowski, then Ignacy Mościcki
Acting President: Maciej Rataj
Prime minister: Aleksander Skrzyński, then Wincenty Witos, then Kazimierz Bartel, then Józef Piłsudski

Soviet UnionRussia history

General Secretary: Joseph Stalin
Chairman of the Central Executive Committee of the Congress of Soviets: Mikhail Kalinin
Chairman of the Council of People's Commissars: Alexei Rykov

United Kingdom of Great Britain and Northern IrelandUnited Kingdom history

King: George V
Prime minister: Stanley Baldwin

Weimar Republic of GermanyGermany history

President: Paul von Hindenburg
Chancellor: Hans Luther, then Wilhelm Marx

Oceania

AustraliaAustralia history

King: George V
Prime minister: Stanley Bruce

Dominion of New ZealandNew Zealand history

King: George V
Prime minister: Gordon Coates

Kingdom of Tonga (1900–70)Tonga history

King: Sālote Tupou III
Prime minister: Viliami Tungi Mailefihi