Hostorical events or key figures related to reforming american society in the 19th century

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?

During the 1920s, which president atoped a laissez-faire toward business, which bring about great depression

Why did the hawaiian people want a new constitution?