Charles Martel: Did you mean...?

A 1633 painting of Charles I of England (r. 1625-1649) by Anthony van Dyck. (Royal Collection, Windsor Castle)

A 1532 portrait by Jakob Seisenegger of Charles V, Holy Roman Emperor (r. 1519-56) with his dog. (Kunsthistorisches Museum, Vienna)

A 19th-century painting showing Charles I of England (r. 1625-1649) and Prince Rupert before the Battle of Naseby with Parliamentary forces during the English Civil Wars. The battle took place on 14 June 1645 and was lost by the Royalists.

Lord Charles Cornwallis (1738-1805), oil on canvas portrait by Thomas Gainsborough, c. 18th century. Royal Collection Trust.

King Charles VIII of France (1470-1498), oil on panel portrait after an original by artist Jean Perréal (c. 1455 to c. 1528), 16th century. Musée de Condé, Chantilly.

A portrait of Charles V, Holy Roman Emperor (r. 1519-1556) with his dog by the Italian Renaissance artist Titian (c. 1487-1576), completed in 1533. Prado Museum, Madrid.

Illustration of an enthroned Charles the Bald, Holy Roman Emperor (r. 875-877 CE), King of West Francia (r. 843–877) and Italy (r. 875–877). Copied by G.W. Hutin, 1821, from a 9th-century manuscript of the Gospels. The British Museum, London...

A painting showing William Harvey (1578-1657) demonstrating to King Charles I of England (r. 1625-1649) his theory of the circulatory system.

Part of Votive Panel of Jan Očko of Vlašim depicting Charles IV. Tempera on limewood, before 1371. National Museum, Prague.

The signed and sealed death warrant for the execution of Charles I of England (r. 1625-1649) in London on 30 January 1649. National Archives, London.