• King of Great Britain and Ireland and Hanover from 1820 to 1830; his attempt to divorce his estranged wife undermined the prestige of the Crown (1762-1830)
• a Stuart king of Scotland who married a daughter of Henry VII; when England and France went to war in 1513 he invaded England and died in defeat at Flodden (1473-1513)
• Italian pope from 1769 to 1774 who lost whatever support remained of Catholic Europe, causing the church to fall into the hands of secular princes (1705-1774)
• king of France from 1589 to 1610; although he was leader of the Huguenot armies, when he succeeded the Catholic Henry III and founded the Bourbon dynasty in 1589 he established religious freedom in France
• King of the Germans and Holy Roman Emperor (1050-1106)
• the first Lancastrian king of England from 1399 to 1413; deposed Richard II and suppressed rebellions (1367-1413)
Note: This list has been curated by our developer and author and fine-tuned since 2016 with manual additions, exclusions and rankings. Thousands of user contributions from rappers, singers, songwriters and poets have also been used for accuracy.