If you're over the enlistment age, then your only real option would be as a DOD civilian. As for having served a foreign military, it may or may not be used in a prejudicial context. If you're a US citizen, who effectively renounced their citizenship by serving in a foreign military, that will work against you. However, if you've been naturalised as a US citizen after being a citizen of a foreign country and having served in their armed forces, it shouldn't.
aged
matured, or aged
aged superannuated
antique, ancient, aged
Grows but never gets aged
iadia
An aged, dry-cured, spiced Italian ham that is usually sliced thin and served without cooking.
Aged or prehistoric
India is the country with the largest population of elderly humans.
Thialand
china
It means max popultion aged above 80 years.