James II

James II ( 1430 – 60 )
King of Scotland ( 1437 – 60 ), son and successor of James I . During his minority successive earls of Douglas vied for power, and when he began to reign in his own right the Douglases remained a threat to his authority. He improved the courts of justice and regulated the coinage. He was killed by an accidental cannon blast while leading a siege against Roxburgh Castle, held by the English.