Why did Aztecs make human sacrifices to Huitzilopochtli?

The Aztecs made human sacrifices to Huitzilopochtli, their God of War and the sun, to ensure his favor and maintain the balance of the universe. They believed that these sacrifices provided the necessary nourishment for the god to rise each day, thereby securing the sun's light and sustaining life. Additionally, the sacrifices were seen as a means to demonstrate strength and devotion, reinforcing the social hierarchy and religious importance of warfare in Aztec culture.