World leaders in 1910

Everyone who held a state’s top posts at some point in 1910, 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 1910 →

Major powers in 1910

United StatesUnited States history

United KingdomUnited Kingdom history

Prime minister
H. H. Asquith

Russian EmpireRussia history

Chairman of council of ministers
Pyotr Stolypin

Qing dynastyChina history

Emperor
Puyi

French Third RepublicFrance history

President of the Council of ministers
Aristide Briand

German EmpireGermany history

Emperor
Wilhelm II

Empire of JapanJapan history

Emperor
Meiji
Prime minister
Katsura Tarō

Africa

Beylik of TunisTunisia history

Ethiopian Empire

Emperor
Menelik II

Khedivate of EgyptEgypt history

Khedive
Abbas II
Prime minister
Boutros Ghali, then Mohamed Said Pasha

Kingdom of Rwanda

LiberiaLiberia history

Sultanate of Morocco: Alaouite dynasty

Sultanate of Zanzibar

Sultan
Ali II

Union of South AfricaSouth Africa history

Americas

Argentine RepublicArgentina history

BoliviaBolivia history

CanadaCanada history

Prime minister
Wilfrid Laurier

Dominion of NewfoundlandCanada history

Prime minister
Edward Morris

EcuadorEcuador history

President
Eloy Alfaro

El SalvadorEl Salvador history

First Brazilian RepublicBrazil history

First Costa Rican RepublicCosta Rica history

GuatemalaGuatemala history

HondurasHonduras history

MexicoMexico history

NicaraguaNicaragua history

Acting President
José Madriz, then José Dolores Estrada, then Luis Mena
Provisional President
Juan José Estrada

PanamaPanama history

Acting President
Federico Boyd, then Pablo Arosemena

Parliamentary Era ChileChile history

Republic of ColombiaColombia history

Republic of CubaCuba history

Republic of Haiti (1859–1957)Haiti history

Republic of ParaguayParaguay history

Republic of PeruPeru history

Constitutional President
Augusto B. Leguía y Salcedo

Second Dominican RepublicDominican Republic history

United StatesUnited States history

United States of VenezuelaVenezuela history

Asia

Emirate of Abu DhabiTurkey history

Emirate of Afghanistan: Barakzai dynastyAfghanistan history

Emirate of AjmanTurkey history

Emirate of BukharaUzbekistan history

Emirate of DubaiTurkey history

Emirate of FujairahTurkey history

Emirate of SharjahTurkey history

Empire of JapanJapan history

Emperor
Meiji
Prime minister
Katsura Tarō

French Protectorate of Luang PhrabangLaos history

King of Luang Phrabang
Sisavang Vong

Hakims of BahrainBahrain history

Kedah SultanateMalaysia history

Khanate of KhivaUzbekistan history

., Khan (Feruz Khan), Khan
Muhammad Rahim Bahadur II

Korean Empire

Emperor
Sunjong

Negeri SembilanMalaysia history

Yamtuan
Muhammad

Nguyễn dynastyVietnam history

Emperor
Duy Tân

Ottoman (Turkish) EmpireTurkey history

Sultan
Mehmed V

PakualamanIndonesia history

Perak Sultanate: Siak dynastyMalaysia history

Protectorate of BruneiBrunei history

QatarQatar history

Qing dynastyChina history

Emperor
Puyi

Saudi ArabiaSaudi Arabia history

Selangor SultanateMalaysia history

Sultan
Sulaiman

Sheikhdom of KuwaitKuwait history

Sheikh
Mubarak I

Siam/Thailand: Rattanakosin KingdomThailand history

Sublime State of Persia: Qajar dynastyIran history

Sultanate/ State of Muscat and OmanOman history

Sultan
Faisal

Surakarta SunanateIndonesia history

Terengganu SultanateMalaysia history

Umm Al QuwainTurkey history

Yogyakarta SultanateIndonesia history

Europe

Andorra

Episcopal Co-Prince
Juan Benlloch i Vivó
French Co-Prince
Armand Fallières

Austria-Hungary: Austrian Empire and Kingdom of HungaryAustria history

BelgiumBelgium history

Prime minister
Frans Schollaert

Bourbon Restoration of SpainSpain history

Prime minister
Segismundo Moret, then José Canalejas

Duchy of AnhaltGermany history

Fascist Italy (1922–1943)Italy history

French Third RepublicFrance history

President of the Council of ministers
Aristide Briand

German EmpireGermany history

Emperor
Wilhelm II

Grand Duchy of FinlandFinland history

Grand Prince
Nicholas II

Grand Duchy of LuxembourgLuxembourg history

Grand Duke
William IV
Prime minister
Paul Eyschen

Kingdom of BavariaGermany history

King
Otto

Kingdom of Bohemia

Kingdom of BulgariaBulgaria history

Prime minister
Aleksandar Malinov

Kingdom of Croatia-Slavonia

Kingdom of DenmarkDenmark history

Council president
Carl Theodor Zahle, then Klaus Berntsen

Kingdom of Galicia and LodomeriaUkraine history

Kingdom of GreeceGreece history

Kingdom of ItalyItaly history

Prime minister
Sidney Sonnino, then Luigi Luzzatti

Kingdom of NorwayNorway history

Prime minister
Gunnar Knudsen, then Wollert Konow

Kingdom of PortugalPortugal history

Kingdom of RomaniaRomania history

Prime minister
Ion I. C. Brătianu

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

Prime minister
Nikola Pašić

Kingdom of SwedenSweden history

Prime minister
Arvid Lindman

Kingdom of WürttembergGermany history

Liechtenstein

Prince
Johann II

Monaco

Prince
Albert I

NetherlandsNetherlands history

Prime minister
Theo Heemskerk

Principality of Montenegro

Principality of Waldeck and PyrmontGermany history

Prince
Friedrich

Russian EmpireRussia history

Chairman of council of ministers
Pyotr Stolypin

Saxe-Coburg and GothaGermany history

SwitzerlandSwitzerland history

President of the Confederation
Robert Comtesse

United Kingdom of Great Britain and IrelandUnited Kingdom history

Prime minister
H. H. Asquith

Oceania

AustraliaAustralia history

Prime minister
Alfred Deakin, then Andrew Fisher

Dominion of New ZealandNew Zealand history

Prime minister
Joseph Ward

Kings of Uvea (Wallis)

Tuʻi Kanokupolu of TongaTonga history