The Jews' rules come from the Torah. The Torah consists of two parts: the written Torah and the Oral Torah. The Oral Torah is the laws and traditions handed down by the Sages, which are today contained in the Talmud. The Talmud explains the details of those commands which the written Torah states briefly.
Halakha
just believe in God and do the 7 rules that he gave to Mosses
For Jews, all Jews had to wear armbands on their clothes. Jews could not ride bikes or drive cars. Jews were not allowed in certain stores. Many people called Jews, "Dirty Jews". Jews did not have many rights at all. If they disobeyed the rules, almost all of the time you will have a death penalty if you were at a concentration camp.
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Yes, they do.
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yes for ordodox and ultra-orthodox jews reform jews might adapt the rules of shabbat
During the actual Holocaust Jews were not supposed to go to school at all.
None-it was the other way around.
no
moses presented rules of health to the jews around 1205bc
They limited them and put rules on them, and later moved them to ghettos.