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        Land given for agricultural use.
Theodore Roosevelt passed this law for federal money usage for irrigation for farmers. - 
  
  
        Compared to the Homestead act but enlarged the land to 160 acres instead. - 
  
  Central powers vs allied powers.
This was the greatest war in history up to this point. - 
  
  
        The US joined in after repeated warnings given to Germany, as it was sinking merchant ships. - 
  
  
        This started because a white woman assumed a black man of raping her. - 
  
  The US's greatest economic slump in history was the Great Depression.
The stock market crashed and many went bankrupt. - 
  
  Also known as the dirty thirties.
The main cause of this was drought and poor agricultural practices prior.
Many were depressed and lost everything. - 
  
  
        Nebraska is the only state to have a unicameral.
George norris created this.
The ballot was passed in 1937, with 286,086 for, and 193,152 against a unicameral system.
Having one legislature government - 
  
  This was a war involving all the world's major countries. It was the most destructive war in history and millions of people were killled.
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        The US joined in after the bombing of pearl harbor, both Germany and Italy declared war on Japan aswell. - 
  
  They were at this base because it was out of range of the missiles.
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        Students were demanding free speech on college campuses, but as the US was way more involved in the Vietnam war, it became the main target of the student-led protests.