President Hipolito Yrigoyen
(ruler of ARGENTINE since 1916-10-12) | 
President Karl Seitz
(ruler of AUSTRIA since 1919-03-05) | 
King Albert I
(ruler of BELGIUM since 1909-12-23) | 
Tsar Boris III the Unifier
(ruler of BULGARIA since 1918-10-03) | 
Government Junta
(ruler of BOLIVIA since 1920-07-12) | 
President Epitacio Pessoa
(ruler of BRAZIL since 1919-07-28) | 
President Giuseppe Motta
(ruler of SWITZERLAND since 1920-01-01) | 
President Juan Luis Sanfuentes
(ruler of CHILI since 1915-12-23) | 
President Marco Fidel Suarez
(ruler of COLOMBIA since 1918-08-07) | 
President Mario Garcia Menocal
(ruler of CUBA since 1913-05-20) | 
Reichpresident Friedrich Ebert
(ruler of GERMANY since 1919-02-11) | 
King Christian X
(ruler of DENMARK since 1912-05-14) |
|
President Jose Luis Tamayo Teran
(ruler of ECUADOR since 1920-09-01) | 
King Alfonso XII
(ruler of SPAIN since 1900-01-01) | 
President Alexandre Millerand
(ruler of FRANCE since 1920-09-21) | 
King Alexander I
(ruler of GREECE since 1917-06-12) | 
President Carlos Herrera
(ruler of GUATEMALA since 1920-04-15) | 
President Philippe Sudre Dartiguenave
(ruler of HAYTI since 1915-08-12) | 
Regent Miklos Horthy de Nagybanya
(ruler of HUNGARY since 1920-03-01) | 
Soltan Ahmad Shah Kajar
(ruler of PERSIA since 1909-07-16) | 
King Victor Emmanuel III
(ruler of ITALY since 1900-07-29) | 
Emperor Yoshihito
(ruler of JAPAN since 1912-07-30) | 
Grand Duchess Charlotte
(ruler of LUXEMBURG since 1919-01-15) | 
President Adolfo de la Huerta
(ruler of MEXICO since 1920-05-21) |
President Emiliano Chamorro
(ruler of NICARAGUA since 1917-01-01) | 
Queen Wilhelmina
(ruler of NETHERLANDS since 1900-01-01) | 
King Haakon VII
(ruler of NORWAY since 1905-11-18) | 
President Belisario Porras Barahona
(ruler of PANAMA since 1920-10-01) | 
President Augusto Leguia
(ruler of PERU since 1919-07-04) | 
President Antonio Jose de Almeida
(ruler of PORTUGAL since 1919-10-05) | 
President Manuel Gondra
(ruler of PARAGUAY since 1920-08-15) | 
President Hsu Shih-Chang
(ruler of CHINA since 1918-10-10) | 
King Ferdinand I
(ruler of RUMANIA since 1914-10-10) | 
King Gustav V
(ruler of SWEDEN since 1907-12-08) | 
Vladimir Ilich Lenin
(ruler of SOVIET RUSSIA since 1917-11-08) | 
President Jorge Melendez
(ruler of EL SALVADOR since 1919-03-01) |
King Rama VI Vajiravudh
(ruler of SIAM since 1910-10-23) | 
Sultan Mehmet VI Vahidettin
(ruler of OTTOMAN TURKEY since 1918-07-03) | 
King George V
(ruler of UNITED KINGDOM since 1910-05-06) | 
President Woodrow Wilson
(ruler of AMERICA since 1913-03-04) | 
President Baltasar Brum
(ruler of URUGUAY since 1919-03-01) | 
President Victorino Marquez Bustillos
(ruler of VENEZUELA since 1914-04-19) | 
King Peter I. Karageorgevich
(ruler of JUGO-SLAVIA since 1917-07-20) |
