Final answer:
Systemic obstacles faced by Black Americans were addressed by specific governmental actions.
Explanation:
Systemic Obstacles for Black Americans and Governmental Actions:
- Unethical medical research: Addressed by the Swann decision.
- Segregated schools: Addressed by the Agricultural Labor Relations Act.
- Segregated neighborhoods: Addressed by the Fair Housing Act.
- Exploitative employers: Not specifically addressed in the provided information.
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