Which of these events do occurred during the gahana empire

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

Draw conclusions  why might a cause like italian unification successfully draw people of very different backgrounds together?  

What misguided strategy caused lord william howe and the british to fail?