Why were slaves inducted into the royal bodyguard and army of the Ottoman empire?

I think it would help you

a) hostility to or prejudice against jews.

b) the holocaust, also referred to as the shoah, was a genocide during world war ii in which nazi germany, aided by its collaborators, systematically murdered approximately 6 million european jews             , around two-thirds of the jewish population of europe, between 1941 and 1945.

i would say that the politicial parties from state to state varies.