Swiss linguist and philosopher whose foundational ideas shaped 20th-century linguistics and semiotics

Mexican revolutionary leader and 37th president who sparked the Mexican Revolution by advocating for democracy and opposing dictator Porfirio Díaz

American financier, banker, and art collector who dominated Wall Street throughout the Gilded Age, creating industrial giants like General Electric and U.S. Steel

King of Greece from 1863 until his assassination in 1913, presiding over a half-century of national development

African-American abolitionist, social activist, Union Army spy, and suffragist who rescued enslaved people via the Underground Railroad

Japanese statesman and general who served three terms as Prime Minister and was a key figure in Meiji era policy as a genrō

Emperor of Ethiopia and King of Shewa who expanded the Ethiopian Empire and secured its sovereignty by defeating Italian forces at the Battle of Adwa