Lope Díaz de Haro Directory References Discover Falling Stars: 10 of the Most Famous Endangered Species 7 Drugs that Changed the World Is Cinco de Mayo Mexico's Independence Day? Poker Hands Ranked Who Invented the Internet? Timeline of the 2000s 7 of History's Most Notorious Serial Killers Contents Lope Díaz de Haro Spanish noble Ask the Chatbot a Question Ask the Chatbot a Question Learn about this topic in these articles:association with Sancho IV In Sancho IV…much to his ablest supporter, Lope Díaz de Haro, whom he killed in anger during an argument at Alfaro (1288). He also depended greatly on his warrior-queen, María de Molina, who served as regent for his son Ferdinand IV.Read More