A soldier would speak those words, and when first being recruited into the army. He has to swear because if soldiers put personal obligation above their country, then the army would be crippled. Aye, a hard life.
Hitler carried many views, but some more prominent ones were that (1) Jews were responsible for Germany's poor economical condition (2) Communism (or Marxism) was to be fought against (3) Germany was treated unfairly after WW1
The answer is capital. I hope this helps!
