Article 2 of the Constitution describes the powers of the executive branch.
The six extermination camps were Chelmno, Belzec, Sobibor, Treblinka, Majdanek and Auschwitz-Birkenau. Auschwitz and Majdanek death camps also used extreme work under starvation conditions in order to kill their prisoners.
Buffalo was a need to the natives that was their food as well as they used its hide for things
If we didn't westward expand as early as we did we wouldn't have all of the geographic patterns we have today in the U.S.
The answer would be because it provided many new ideas to the American colonists.