What made me so American civilization great

What did king advocate as a response to racial segregation

Before the civil war, the south’s economy was based on enslaved labor. large cities. immigrant workers. factories.

The idea of manifest destiny simply stated it was america's destiny to expand from the atlantic ocean to the pacific. the word "destiny" implies an idea that it was within our rights as a nation to expand. in a paragraph of 125+ words, explain what could be wrong with that idea.