President Michael Hainisch (ruler of AUSTRIA since 1920-12-09) | King Albert I (ruler of BELGIUM since 1909-12-23) | Reichpresident Paul von Hindenburg (ruler of GERMANY since 1925-05-12) | King Christian X (ruler of DENMARK since 1912-05-14) | King Alfonso XII (ruler of SPAIN since 1900-01-01) | Frederic Francois-Marsal (ruler of FRANCE since 1924-06-11) | King Victor Emmanuel III (ruler of ITALY since 1900-07-29) | Emperor Yoshihito (ruler of JAPAN since 1912-07-30) | Queen Wilhelmina (ruler of NETHERLANDS since 1900-01-01) | President Oscar Carmona (ruler of PORTUGAL since 1926-07-09) | Vi Kyuin Wellington Koo (ruler of CHINA since 1926-10-01) | King Gustav V (ruler of SWEDEN since 1907-12-08) |