Why was the decision in Brown v. Board of Education such an important part of the Civil Rights Movement?

What caused the united states to side with britain during world war i?

What method did party bosses use to maintain the power of their political machines?

For in this unit, you read about transitions of power and the formation of newly independent nations in africa, asia, the americas, and the middle east. some of these transitions were peaceful, while others caused long-term instability. why do you think some countries were more successful than others with political transitions? what do you think were the biggest challenges facing newly independent countries? would it have been possible for leaders to prevent these problems before they happened? why or why not?