Answer:
Farming allowed people to control how much food was growing/being harvested
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The belief generally led to bills that supported people who decided to
move out west. Thus, many people moved out west, which led directly to
Indians loosing land, Mexico loosing lands, and indirectly the
California Gold rush, and many many other things.
Unions forced employers to raise wages and improve working conditions or they wouldn't have laborers. Unions used picketing, protesting, and boycotting to get what they wanted. Through unity, unions helped the working man get what he deserved.
Main idea: Cultural hearths promoted by the spread of new ideas, practices, and technology in different parts of the world.