This passage is explaining that the indigenous people where friendly and where not a threat.
Maybe the first one sorry if it’s wrong
Because it's always only been about these 2 parties. Republican and democrat. The third parties are just there... they never ever get enough votes to win, electoral or popular vote.
The main way that the Holocaust helps us find similarities that go beyond race, culture and nationality, is that now this horrible even in history is almost universally condemned in Europe, meaning almost everyone does not like war.
It remade Europe after the downfall of French Emperor Napoleon I and tried to restore old boundaries as well as resizing the main powers so they could balance each other and remain at peace.