Cuirassiers were heavily armored cavalry soldiers that emerged in the 16th century, primarily in Europe. They were known for their distinctive breastplates, or cuirasses, which provided protection in battle. Cuirassiers typically rode large horses and were equipped with swords and pistols, making them formidable opponents on the battlefield. These troops played significant roles in various conflicts, including the Napoleonic Wars and the Thirty Years' War. Cuirassiers were often used for shock tactics, charging enemy lines to break formations. Over time, their role diminished with the advent of modern warfare, but they remain a symbol of cavalry tradition in military history.