Question

Why did the ancient Egyptians preserve their dead?

Answer 1

The ancient Egyptians had an elaborate set of funerary practices that they believed were necessary to ensure their immortality after death (the afterlife). These rituals and protocols included mummifying the body, casting magic spells, and burial with specific grave goods thought to be needed in the Egyptian afterlife.

Answer 2

because The Egyptians believed that, after death, the deceased could still have such feelings of anger, or hold a grudge as the living