Analyze the economic, social, and political factors that influenced colonial southern planters to shift from relying on indentured servants to importing africans into slavery in the 1600s

Which would be good historical evidence when studying manifest destiny?

What important discovery was made by edmond halley and alexis clairaut, using newton's ideas of mathematics and gravity? they created the scientific method to outline how science should be conducted. they were able to find the orbit of a comet and predict the year of its return. they discovered the three newest planets--uranus, neptune, and pluto. they explained why objects appear to have color.

According to some historians which marks at the beginning of the us civil war