He might have done it to save his people and so that they could fight back after his death and send the people that he sent home during the war to defeat the Persians after his death.
Answer:
As long as you try your best and spend good time on it u should do well
Answer 1: The hammer and symbol represent the proletarian solidarity
Answer 2: The image isn't their so I think It might be Hitler
Answer 3: Not sure because I cant see that earthier
