What was the battle strategy for the battle of midway

Create a top 5 list of events related to westward expansion that affected african americans the most list of event: missouri compromise compromise of 1850 kansas nebraska act dred scott v sand ford fugitive slave act nat turners rebbelion bleeding kansas harpers ferry explain why you made your 1 on the list number order from most impact to least impact

Sole i will mark brainlist to who answer

Explain how social darwinism impact imperialism.