Final answer:
Moses is important in the history of the Hebrew people because he delivered them from slavery in Egypt and established the Hebrew legal system.
Step-by-step explanation:
The Hebrew prophet Moses is important in the history of the Hebrew people because he delivered them from slavery in Egypt. According to the Hebrew Bible, Moses led the Hebrews out of Egypt during the Exodus, after which they agreed to worship only the single god Yahweh and obey his laws. Moses also played a crucial role in establishing the Hebrew legal system by receiving the laws directly from Yahweh, including the Ten Commandments.