Frederick I: Did you mean...?

Odoacer (433-493 CE, reigned 476-493 CE) also known as Odovacar, Flavius Odoacer, and Flavius Odovacer, was the first king of Italy. His reign marked the end of the Roman Empire; he deposed the last emperor, Romulus Augustulus, on 4 September...

Harriet Jacobs (l. c. 1813-1897) was a former slave, abolitionist, and author of Incidents in the Life of a Slave Girl (1861), her autobiography, describing her life as a slave in North Carolina, her flight to freedom in the North, and her...

Bleeding Kansas' was a term coined by the New York Tribune in 1856, referring to the escalating hostilities in the Kansas Territory between pro-slavery activists and anti-slavery 'free staters' following the passage of the Kansas-Nebraska...

The Knight’s Revolt (1522-1523) was a military action led by the German imperial knight Franz von Sickingen (l. 1481-1523) and encouraged by the knight and writer Ulrich von Hutten (l. 1488-1523) launched to restore the status of the imperial...

Manuel I Komnenos was emperor of the Byzantine Empire from 1143 to 1180 CE. Manuel continued the ambitious campaigns of his grandfather Alexios I and father John II to aggressively expand the boundaries of his empire. Manuel turned out to...

Henricus (1611-1622, also known as Henrico, Henryco, Citie of Henryco) was a colony established in Virginia in 1611 by Sir Thomas Dale (l. c. 1560-1619). Dale had been ordered by the Virginia Company of London – which had funded the establishment...

The Mongol invasions of Russia and Eastern Europe occurred first with a brief sortie in 1223 CE and then again in a much larger campaign between 1237 CE and 1242 CE. The Mongols, seemingly coming from nowhere and quickly gaining a reputation...

The Siege of Acre, located on the northern coast of Israel, was the first major battle of the Third Crusade (1189-1192 CE). The protracted siege by a mixed force of European armies against the Muslim garrison and nearby army of Saladin, the...

The Underground Railroad was a decentralized network of White abolitionists, free Blacks, former slaves, Mexicans, Native Americans, and others opposing slavery in the United States who established secret routes and havens to help slaves...

Saladin (1137-93) was the Muslim Sultan of Egypt and Syria (r. 1174-1193) who shocked the western world by defeating an army of the Christian Crusader states at the Battle of Hattin and then capturing Jerusalem in 1187. Saladin all but destroyed...