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Holland, former county, Holy Roman Empire; former province, the Netherlands

(Encyclopedia)Holland, former county of the Holy Roman Empire and, from 1579 to 1795, chief member of the United Provinces of the Netherlands. Its name is popularly applied to the entire Netherlands. Holland has be...

Nicholas I, Saint, pope

(Encyclopedia)Nicholas I, Saint, c.825–867, pope (858–67), a Roman; successor of Benedict III. He was a vigorous and politically active pope who arbitrated both temporal and religious disputes. His decisions of...

Urban V

(Encyclopedia)Urban V, 1310–70, pope (1362–70), a Provençal named Guillaume de Grimoard; successor of Innocent VI. He was a Benedictine renowned for his knowledge of canon law. The great event of Urban's ponti...

Worms, Diet of

(Encyclopedia)Worms, Diet of, 1521, most famous of the imperial diets held at Worms, Germany. It was opened in Jan., 1521, by Holy Roman Emperor Charles V. After disposing of other business, notably the question of...

Salza, Hermann von

(Encyclopedia)Salza, Hermann von hĕrˈmän fən zälˈtsä [key], d. 1239, grand master (1210–39) of the Teutonic Knights. A friend and adviser of Holy Roman Emperor Frederick II, he often mediated between the e...

Shapur II

(Encyclopedia)Shapur II or Sapor II, 310–79, king of Persia (310–79), of the Sassanid, or Sassanian, dynasty. He was the posthumous son of Hormuz II and therefore was born king. His long reign was marked by gre...

Drobeta-Turnu Severin

(Encyclopedia)Drobeta-Turnu Severin drōbēˈtĕ-to͝orˈno͞o sĕvĕrēnˈ [key], city, SW Romania...

Messalina

(Encyclopedia)Messalina (Valeria Messalina) mĕsəlīˈnə [key], d. a.d. 48, Roman empress, wife of Claudius I. She was the mother of his children, Britannicus and Octavia. Her reputation for greed and lust was su...

Byzantium

(Encyclopedia)Byzantium bīzănˈshēəm, –shəm, –tēəm [key], ancient city of Thrace, on the site of the present-day İstanbul, Turkey. Founded by Greeks from Megara in 667 b.c., it early rose to importance ...

Sylvester I, Saint

(Encyclopedia)Sylvester I, Saint, pope (314–35), a Roman; successor of St. Miltiades (St. Melchiades). He was pope under the reign of Emperor Constantine I, who built for him the Lateran and other churches. St. S...