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Peter I, duke or count of Brittany

(Encyclopedia)Peter I (Pierre Mauclerc), d. 1250, duke or count of Brittany (1213–37). The son of Robert II, count of Dreux, he married Alix, half-sister and heiress of Arthur I duke of Brittany. His surname, mea...

Petlyura, Simon

(Encyclopedia)Petlyura, Simon sĭmyōnˈ pyətlyo͞oˈrə [key], 1879–1926, Ukrainian nationalist politician. In Jan., 1919, he became leader of the independent Ukrainian republic that emerged after the collapse ...

Attila

(Encyclopedia)Attila ətĭlˈə, ătˈələ [key], d. 453, king of the Huns (445–53). After 434 he was coruler with his brother, whom he murdered in 445. In 434, Attila obtained tribute and great concessions for ...

Austro-Prussian War

(Encyclopedia)Austro-Prussian War or Seven Weeks War, June 15–Aug. 23, 1866, between Prussia, allied with Italy, and Austria, seconded by Bavaria, Württemberg, Saxony, Hanover, Baden, and several smaller German ...

Mitchell, George John

(Encyclopedia)Mitchell, George John, 1933–, U.S. public official, b. Waterville, Maine. An attorney in private and government practice in the 1960s and 1970s, he was a protege of Senator Edmund Muskie. Generally ...

Lateran Treaty

(Encyclopedia)Lateran Treaty, concordat between the Holy See and the kingdom of Italy signed in 1929 in the Lateran Palace, Rome, by Cardinal Gasparri for Pius XI and by Benito Mussolini for Victor Emmanuel III. On...

Constantine IV, Byzantine emperor

(Encyclopedia)Constantine IV, c.652–685, Byzantine emperor (668–85), son and successor of Constans II. He defended Constantinople against the annual naval attacks of the Muslims, who finally withdrew in 678; Gr...

Akihito

(Encyclopedia)Akihito äkēˈhētō [key], 1933–, emperor of Japan (1989–2019). As crown prince, he traveled widely, visiting Great Britain, Canada, the United States, and many countries of Asia and South Ameri...

Clay, Clement Claiborne

(Encyclopedia)Clay, Clement Claiborne, 1816–82, U.S. Senator (1853–61), b. Huntsville, Ala. A legislator and then a judge in his native state, he was twice elected to the U.S. Senate and became an ardent defend...