1. They stood for intolerance, racism, bigotry, anti-Semitism.
2. They came to power because people supported their ideas and because of political crisis at that time.
3. I think that the answer is: partially yes. People who supported this party also helped to cause this war.
This is not me fighting<span> against the </span>tide of history but being swept<span> along with it.
The word 'against' give clearer explanation on what the speaker is opposed to (in this case it's conventiional belief) and the word 'along' indicates that the speaker do not want to just simply follow what the majority of people tell him/her what to follow.</span>