Frederick I: Did you mean...?

The War of the Fourth Coalition (October 1806 to June 1807) was a major conflict during the Napoleonic Wars (1803-1815). The Fourth Coalition consisted of Russia, Prussia, Saxony, Sweden, and the United Kingdom, against the First French Empire...

Martin Luther (l. 1483-1546) was a German priest, monk, and theologian who became the central figure of the religious and cultural movement known as the Protestant Reformation. Even though earlier reformers had expressed Luther's views, his...

The Eighty Years' War (1568-1648, also known as The Dutch Revolt and Dutch War of Independence) was a military conflict between the seventeen provinces of the Netherlands and Spain, which then governed them, beginning in the reign of King...

Saint Thomas Aquinas (l. 1225-1274, also known as the "Ox of Sicily" and the "Angelic Doctor") was a Dominican friar, mystic, theologian, and philosopher, all at once. Although he lived a relatively short life, dying at age 49, Thomas occupied...

Matilda of Canossa (c. 1046-1115), the Countess of Tuscany (r. 1055-1115) and Vice-Queen of Italy (r. 1111-1115), was the final head of the noble House of Canossa following the deaths of her father in 1052 and her elder brother in 1055. One...

Katharina von Bora (l. 1499-1552, also known as Katherine Luther) was a former nun who married Martin Luther (l. 1483-1546) in 1525. She, along with some fellow nuns, escaped their convent with Luther's help in 1523 in response to his reform...

The Crusades were a series of military campaigns organised by popes and Christian western powers to take Jerusalem and the Holy Land back from Muslim control and then defend those gains. There were eight major official crusades between 1095...

William the Silent (l. 1533-1584, also known as William of Orange) was the leader of the Dutch Revolt (the Eighty Years' War) in the Netherlands; first politically (between 1559-1568) then militarily (between 1568-1584). He is among the most...

Thomas Müntzer (l. c. 1489-1525) was a German theologian and apocalyptic preacher who became one of the leaders of the German Peasants' War (1524-1525). An early follower of the reformer Martin Luther (l. 1483-1546), Müntzer established his...

The Empire of Nicaea was a successor state to the Byzantine Empire, or rather a Byzantine Empire in exile lasting from 1204 to 1261 CE. The Empire of Nicaea was founded in the aftermath of the sacking of Constantinople during the Fourth Crusade...