ations of other non-Aryan groups. The Nazi’s killed approximately 20 million Soviet citizens, 5 million Germans, and 3 million non-Jewish Poles.Of the six million Polish people murdered by the Nazis, half were Polish Christians. The Nazis considered the Poles and other Slavic peoples to be destined to serve as slaves to the "master race." The Polish intellectuals and political leadership were hunted down specifically for execution, and other Polish civilians were slaughtered indiscriminately. Among the dead was over than 2,600 Catholic priests. Approximately a half million Gypsies were killed out of the estimated 1.6 million who were living in Europe at the time. The Gypsies in Germany and its occupied territories were subjected to much of the same persecution as the Jews were: restrictive and discriminatory laws, isolation and internment, mass executions, and execution in labor camps as well as death camps. Almost four million Ukrainians were killed through combat and starvation particularly as a result of the S.S. Of those four million, 900,000 were Jews. The Nazis rounded up thousands of Jehovah's Witnesses and homosexuals and sent them to the death camps for execution. Homosexuals were forced to wear pink triangles on their clothing paralleling the yellow Star of David for Jews. People deemed mentally ill were also killed, however, instead of transporting these people to the camps, a gas van was usually sent directly to the sanitorium. The patients were gassed on-site.In order to implement the Final Solution, many devices and processes were designed to expedite the process. Methods used in mass production were adapted to fit the cost and time goals that were set. In order for “ethnic cleansing” to be carried out effectively, it had to be done efficiently. The Nazis constructed two types of gas chambers, delousing chambers (used for clothes), and extermination chambers. At the death camps some extermination chamber...