Please discuss the four spheres of political action in nursing

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REQUIREMENTS: Min 300 words, 1 Scholar source (no older than 5 years), Strict APA format.
field of Practice: Registered Nurse in Intensive Care
POST:
-Please discuss the four spheres of political action in nursing.
-In addition, please develop a brief argument sharing how these spheres are interconnected and overlapping by applying an example from your practice.
-What are some ethical considerations here?