You can ask the same question about any group of people. How would placing people from northwest Kansas (for example) increase the strength of the military? How would placing people who happen to be 5'6" increase the strength of the military? How is adding a given minority group strengthening the military? The military is strengthened by letting the best people do the job. I don't think it matters who it is. If they meet the standards and are qualified, why hold them back because of your personal bias for who you prefer?
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