Record-keeping wasn't accurate back then so
no one really knows
Set was the ancient Egyptian god of winds, storms, chaos, evil, darkness, strength, war, conflict, Upper Egypt.
because he was the first Egyptian God
It depended on the area you were from. The "strongest" gods in the ancient Egyptian pantheon included (but were not limited to) Ra, Amun, Atum, Osiris, Set, and Horus.
There are over 2000 Egyptian gods known to us today by name. Most are just local deities. There is no specific least powerful god. However, logic says that the least powerful god may not be known to us by name, as he would have no cult, temple, or images.
Set was jealous of Osiris and wished to rule.
Set was the Egyptian god of storms, the desert, and chaos.
Amun
Anubis was always a god in ancinet Egyptian religion, he was born a god from Ra, or by Nephthys and Set, or Osiris; or by Bast and Heset.
when he was
Set was a god, not a Egyptian.
Amun-Ra
An allusion in "The Red Pyramid" by Rick Riordan is when the characters encounter the god Set, who is associated with chaos and evil in Egyptian mythology. This allusion refers to the traditional Egyptian belief in Set as a powerful and adversarial deity.
Set was a god of Upper Egypt.
Set was the ancient Egyptian god of winds, storms, chaos, evil, darkness, strength, war, conflict, Upper Egypt.
because he was the first Egyptian God
Set.
The Egyptian god is Set also known as Seth. He is lord of the desert and god of storms, confusion, and destruction