1815. The American prisoners in Dartmoor prison fired upon by their guard, and many of them killed and wounded. The prince regent pointedly disapproved of their conduct, censured the officers and soldiery, and offered to make provision for the widows and families of the sufferers; this, however, was rejected by president Madison. 1829. HENRY NICHOLAS ABEEL, one of the most acute mathematicians of the present age, died. 1831. Revolution in Brazil. Don Pedro abdicated in favor of his son, who was proclaimed Don Pedro II. 1853. The Mexican Governor TRIAS issued a proclamation at Chihuahua, relative to the possession of the Mesilla valley, threatening to resist the occupation of New Mexico by the United States. 1855. An asteroid was discovered by M. Chacornac, at the imperial observatory of France. 1856. The constitution of the new state of Deseret was established by a people's convention at Salt Lake city, Utah territory. APRIL 7. 1118. BALDWIN I, king of Jerusalem, died, and was buried on mount Calvary. He accompanied his brother, Godfrey de Bouillon, to Palestine during the crusades, and on the death of Godfrey was made king. 1141. MAUD declared queen of England in a national synod. 1196. WILLIAM LONGBEARD, a factious priest, executed. He was notorious for raising seditions in London, during the reign of Richard I. He was torn to pieces by horses, and then hung upon a gallows. 1498. CHARLES VIII, (_the affable_,) king of France, died. He was crowned king of Naples, and emperor of Constantinople, but afterwards met with reverses, and was driven back into France. 1521. MAGELLAN erected the Spanish standard on one of the Philippine islands. 1656. JEROME BIGNON, a French statesman, died. He was born 1590, and his attainments were so rapid that at the age of 10 he published a description of Palestine, and at the age of 14 a treatise on the election of the popes. 1668. WILLIAM DAVENANT, an English poet and dramatist, died. He succeeded Ben Jonson as poet laureate, and obtained a patent for a theatre in Lincoln's Inn fields, which was in operation a number of years. 1684. Dublin castle in Ireland burned. 1710. THOS. BETTERTON, the actor, died. He was esteemed the greatest master of tragic action in his time. 1710. EDWARD CODRINGTON died at Barbadoes. He was a native of the West Indies, and distinguished himself by his learning, and by his courage in defence of the British islands against the French. 1712. RICHARD SIMON, a French critic and historian, died. His works are numerous, and evince extensive learning and strong judgment. 1766. TIBERIUS HEMSTERHUYS, a Dutch critic, died. He was appointed professor of mathematics and philosophy at Amsterdam at the early age of 19, and is the author of several learned works. 1776. CHARLES PETER COLARDEAU, a French poet, died. He translated a part of Pope and Young with great spirit and elegance, and also wrote for the stage.