A total of 2,700 were in service under Nelson at Trafalgar.
61
10
26
None, this was a Navy battle; Marines were on Midway Island.
The number of Marines at the Battle of New Orleans was 58. Marine corps historians claim the Marines anchored the center of Andrew Jackson's line. The Marines were on the right side of Jackson's line supporting the 7th US Infantry.
give or take 175,000 about 10 % are female
14 American marines
A total of 16,000 were credited with service in Operation Overlord.
11 Victorian crosses were awarded along with other decorations and honours
I think 616
Royal Navy Lt Cmr's wear three rings (two full with a skinny one in the middle) Royal Marines dont use naval ranks but use army ranks, so a Lt Cmr would be a Major and carry a crown on his uniform :)