Mortimer, Roger de, 1st earl of March

Mortimer, Roger de, 1st earl of March,

1287?–1330, English nobleman. He inherited (c.1304) the vast estates and the title of his father, Edmund, 7th baron of Wigmore. Appointed lieutenant of Ireland in 1316, he was instrumental in securing the defeat of Edward BruceBruce, Edward,
d. 1318, Scottish king of Ireland, brother of Robert I of Scotland. He aided his brother in the war for independence from England and in 1315 was declared heir to Robert's throne. With Robert's approval he then invaded Ulster, to which he had some hereditary claim.
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 and thus was able to consolidate his own holdings in Ireland. His principal estates, however, were in the Welsh Marches, and he joined (1321) the other Marcher lords in opposition to Edward IIEdward II,
1284–1327, king of England (1307–27), son of Edward I and Eleanor of Castile, called Edward of Carnarvon for his birthplace in Wales. The Influence of Gaveston
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 and the Despensers (see Despenser, Hugh leDespenser, Hugh le
, d. 1265, chief justiciar of England. He joined the barons in their struggle against Henry III and received various offices, becoming chief justiciar in 1260. He lost this office in 1261 but was restored to it in 1263.
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). He submitted to the king in 1322 and was imprisoned, but in 1323 he escaped to France. When Edward II's queen, IsabellaIsabella,
1296–1358, queen consort of Edward II of England, daughter of Philip IV of France. She married Edward in 1308. Neglected and mistreated by her husband, Isabella nourished hatred for the royal favorites, the Despensers (see Despenser, Hugh le), who were
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, came to France in 1325, Mortimer became her lover. Together they invaded England in 1326 and routed Edward, whom they forced to abdicate (1327) and later had murdered. Having secured the crown for young Edward IIIEdward III,
1312–77, king of England (1327–77), son of Edward II and Isabella. Early Life

He was made earl of Chester in 1320 and duke of Aquitaine in 1325 and accompanied his mother to France in 1325.
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, Mortimer, with Isabella, virtually ruled England and acquired great wealth. He became earl of March in 1328. Finally in 1330 he was seized by Edward III, tried and convicted by Parliament, and executed as a traitor.


See biography by I. Mortimer (2006).