Northerners lost interest in the Reconstruction era because the Northerners got tired of trying to help fix the South's social problems and the Northerners wanted to start working on fixing their own social problems.
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Smith v. Allwright,<span> 321 U.S. 649 (1944), was a landmark decision of the United States Supreme Court with regard to voting rights and, by extension, racial desegregation. It overturned the Texas state law that authorized the Democratic Party to set its internal rules, including the use of white primaries.</span>
Slave masters and those in power didn't want their slaves to have an education for a couple of reasons:
1. They wanted to keep the better jobs (which generally required more education) among the white population.
2. An educated slave would have more power to revolt against their masters, and they would be able to communicate their rebellious ideas through books and letters rather than by word of mouth.