Nations are equal in respect to each other, and entitled to claim equal consideration for their rights, whatever may be their relative dimensions or strength or however greatly they may differ in government, religion or manners.
Well, sometimes if I go out to dinner with my family, people will come up to me and put their hand across my plate for me to shake, sometimes when I have a bite of food in my mouth. I find this a bit disturbing.
The criteria for serving one's country should be competence, courage and willingness to serve. When we deny people the chance to serve because of their sexual orientation, we deprive them of their rights of citizenship, and we deprive our armed forces the service of willing and capable Americans.