Year of the Four Emperors: Did you mean...?

Portraits of the Four Tetrarchs, from Constantinople, c. 305, porphyry, 4' 3" high (St. Marks, Venice)

Berliner Phillharmoniker - Herbert Von Karajan. Antonio Vivaldi's violin concertos, the Four Seasons.

The Roman imperial cult was the practice of venerating Roman emperors and their families as having divine attributes, honoring their contributions to the spread of Roman religion and culture. It was instituted by the first Roman emperor Augustus...

The French Republican calendar, also known as the French Revolutionary calendar, was created during the French Revolution (1789-1799) in an attempt to build a new society separate from the vestiges of the Ancien Régime. First implemented...

The Byzantine Emperor ruled as an absolute monarch in an institution which lasted from the 4th to 15th century CE. Aided by ministers, high-ranking nobility, and key church figures, the emperor (and sometimes empress) was commander-in-chief...

The Treaties of Tilsit were two peace treaties signed in July 1807 by Emperor Napoleon I of France (r. 1804-1814; 1815) and the monarchs of Russia and Prussia in the aftermath of the Battle of Friedland. The treaties ended the War of the...

Daily life in ancient China changed through the centuries but reflected the values of the presence of gods and one's ancestors in almost every time period. Villages like Banpo show evidence of a matriarchal society, where there was a priestly...

It has been said that the greatest enemy of Rome was Rome itself, and this is certainly true of the period known as the Crisis of the Third Century (also known as the Imperial Crisis, 235-284 CE). During this time of almost 50 years, over...

The Holy Roman Empire officially lasted from 962 to 1806. It was one of Europe’s largest medieval and early modern states, but its power base was unstable and continually shifting. The Holy Roman Empire was not a unitary state, but a confederation...

Walpurgis Night (30 April, annually) is a modern-day European and Scandinavian festival derived from the merging of the ancient pagan celebration of Beltane with the commemoration of the canonization of the Christian Saint Walpurga (l. c...