Origins of Judaism - Updated

This is a brief summary on the history of Judaism as it is found in the texts of scripture, in the writings of the law and prophets, as well as records from historians. This is not written to denounce anyone who practices Judaism, but simply to share it's true origins.
Also touched on in this book, is Judaism and Christianity; How are they the same, and how are they different? Both seek to serve the One true God, and both are founded on scripture. But there is a difference. Also touched on, is the New Covenant and the Messiah. What is the New Covenant? And who is the Messiah? And has He already come or are we still awaiting His appearance?