Are these sentences grammatically correct and natural enough?

Are these sentences grammatically correct and natural enough?
1) I'm stuck at a question and not getting a way out.
2) Why didn't he show any land documents as proof of his claim that there was a temple before?
3) That political party is nothing but the incarnation of Nazi party.
4) His last resort is to paint a news media as hypocrite because it doesn't go in line with his ideology.