Answer:
John Brown is because he's the one who fought to end slavery
Answer:
1. Invasions by Barbarian tribes
2. Economic troubles and over-reliance on slave labor
3. The rise of the Eastern Empire
4. Over expansion and military overspending
5. Government corruption and political instability
6. The arrival of the Huns and the migration of the Barbarian tribes
7. Christianity and the loss of traditional values
8. Weakening of the Roman legions
I would explain all of them but its gonna take long so hope it helps mark me as brainliest.
Declaration of what? united states? to reunite the states