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Thousands of undocumented workers cross the border from Mexico into the United States in order to help complete this railroad
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The Mexican Revolution Begins, sending thousands of Mexicans to the United States in search of safety as well as jobs
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The first official US Border Patrol is organized, designed to prevent illegal aliens from crossing the US/Mexico border
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Due to the start of WWII and now absence of men workers in agriculture, the United States makes a deal with Mexico that allows immigrants to come to the US in order to work temporarily
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The Bracero Program is formally repealed, as American workers are encouraged to start in the agriculture industry again
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President Bill Clinton signs the North American Free Trade Agreement into effect; which encourages thousands of people to move to the US/Mexico border
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Arizona's SB 1070 or "Support Our Law Enforcement and Safe Neighborhoods Act" is signed into law by Arizona Governor Jan Brewer
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The day before it is to take effect, Judge Susan Bolton puts a standstill on the bill, claiming four key parts of it as being "unconstitutional"
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Arizona Governor Jan Brewer elected this day for SB 1070 to take effect officially
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3 judges from US Appeals Court hears the case of SB 1070
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Judge Bolton's initial ruling is upheld by the 3 judges of US Appeals Court
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Arizona decides to now appeal to US Supreme Court after being denied again
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Supreme Court justices will hear both parties' arguments for SB 1070. The parties included are Arizona v. US Federal Government
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The Supreme Court will meet privately and decide who they are in favor of, either the state of Arizona or the US federal government
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It is expected that the Supreme Court will provide an official ruling on SB 1070 either in favor of the US government or the state of Arizona