The document provides background information on Judaism and the Jewish people. It begins by asking who Jews are, how they came to their current locations, and what is important in their beliefs and practices. It then discusses what makes someone Jewish, estimates of Jewish populations worldwide and in locations like the US, Israel, and Phoenix. The document next explores how Jews were banished from Israel after the destruction of the Second Temple in 70 AD and 130 AD Bar Kochba revolt. It outlines the tragic history of Jews in Christian Europe, including lack of rights, sometimes expulsions. Finally, it briefly discusses the origins of Ashkenazi and Sefardic Jewish communities and tragic events like the expulsions from Spain and Holocaust.