Islamic Supreme Council of Iraq was created in 1982.
Islamic Supreme Council of Canada was created in 2000.
Caliph
The Islamic Republic of Iran is led by the Supreme Leader. That position is currently held by Ali Khamenei.
Agnostics are in the middle. They see no proof in their being a supreme being and no proof that their isn't a supreme being.
The followers of christianity calltheir supreme being God.
God, the creator of the universe. He was and still is the Supreme Being of Judaism.
Yes, "supreme being" and "supreme" are related but not the same. "Supreme being" typically refers to a divine or ultimate being in religious or philosophical contexts, while "supreme" can refer to something that is highest in authority, rank, or quality.
Since your question has come under Religion then no, the Supreme being would not have PMS.
If you believe people made up the concept of God, then people also made up "the will of the supreme being." If you believe that God is a real supreme being, then the will of the supreme being was not given to God, but something God possesses and man simply recognizes.
It depends on the Islamic Empire in question. (There have been over 25 distinct Islamic Empires.) Usually this position was taken by a Caliph, but there a significant number of Islamic Empires, especially later in history, where the Caliph was exclusively a religious leader and it was the Sultan who ruled from a political perspective.
A supreme being!