During which war did the United States ask for Florence Nightingale's assistance in setting up military hospitals?

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E6 Nursing Fundamentals Potter Perry 12e Part 1 p. 23-25
E6 Comprehensive Textbook of Community Health NursingShyamala D part 1 (pp 26-389 of 389) p. 45-47
Practise the full GMCH Chandigarh - 2019
Attempt every question from this paper in a timed mock, then review the full solution for each one.