Where did Jefferson send ships to form a blockade?

Which piece of legislation signed by lyndon johnson brought an end to barriers preventing minorities from participating in elections?

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?

2. what was the dred scott decision about? what do we learn from this supreme court case?