Answer:
Environmental scientist
Explanation:
They study stuff like global warming and glacier melting and stuff like that.
germany thought it was the jews fault for the great depression and ppl believed it since they were so desperate that lead to the holocaust. Hitler broke of the secret deals with another dictator which lead to one of the reasons of WW2
1. Missouri Compromise (allowed slavery in Missouri)
2. Kansas-Nebraska Act (made Kansas a territory free do decide on slavery)
3. Dred Scott (made black people property)
4. Fugitive Slave Act (forced north to cooperate with slave owners)
5. Bleeding Kansas (Missouri pro-slavery men invaded and terrorized Kansas to force slavery)
Missouri compromise was the beginning were it all started.