Amenemhat I, also Amenemhet I and Amenemhaat I, was the first ruler of the Twelfth Dynasty, the dynasty considered to be the golden-age of the Middle Kingdom of Egypt. He ruled from 1991 BC to 1962 BC. Amenemhat I was probably same as the vizier named Amenemhat who led an expedition to Wadi Hammamat under his predecessor Mentuhotep IV, and possibl...