Final answer:
The Black Codes prompted many African Americans to move north in search of better opportunities and greater freedom.
Step-by-step explanation:
The Black Codes were a series of discriminatory laws enacted in the southern states of the United States after the Civil War. These codes aimed to restrict the rights and freedoms of African Americans and maintain white supremacy. As a result of the oppressive conditions created by the Black Codes, many African Americans chose to move north in search of better opportunities and greater freedom.
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