Ironside (cavalry) Ironside (cavalry) The Ironsides were troopers in the Parliamentarian cavalry formed by English political leader Oliver Cromwell in the 17th century, during the English Civil War. The name came from "Old Ironsides", one of Cromwell's nicknames. Cromwell first mustered a troop of cavalry (then referred to as "horse") at Huntingdon in Huntingdonshire, on 29 August 1642, early in the Civil War. John Desborough was quartermaster. The troop was late in being organised, and arrived too late to participate in the Battle of Edgehill, the first pitched battle of the war. Cromwell however did witness the defeat of the Parliamentarian horse
Scotland in the Wars of the Three Kingdoms and allied with the English Parliament. The Scottish Royalists, aided by Irish troops, had a rapid series of victories in 1644–45, but were eventually defeated by the Covenanters. The Covenanters then found themselves at odds with the English Parliament, so they crowned Charles II at Scone and thus stated their intention to place him on the thrones of England and Ireland as well. This led to the Third English Civil War, when Scotland was invaded and occupied by the Parliamentarian New Model Army under Oliver Cromwell. Scotland had helped to spark this series of wars in 1638, when it had