DOD regulations forbid active duty military members from running for a political office. The Reserve is a different story. A member of the Reserve may be elected to a public office and then be mobilized to active duty. How many fall into this category, I do not know.
yes they still do there are many active paratroopers on active duty still to this day.
600,000
There are approximately 700 active duty Marine Colonels serving in the United States Marine Corps.
195
600,000
Active Duty Service Computation just means the time you started active duty.
There are about 200,000 US Marines on active duty.
5
around 3000
Two
two
700