Answer:
Ancient India cast system
I can only answer some of these but
3 - Harriet Beecher
4 - Popular Sovereignty
^ These are confirmed, I'm sure of it
Now, I'll assume on these ones
2 - Bleeding Kansas
1 - Wilmot Proviso
5 - Fugitive Slave Act
I apologize if I'm wrong on these
Tom Jefferson was mostly referring to white males.
hope this helps
if not tell me plz
Your answer is D the stock market crash.