At its birth in 1775, the U.S. Navy initially had only four officer ranks, and they did not include "admiral." After reaching a captain's rank, there was nowhere else for an officer to advance.

Mexican Air Force First Captain's collar rank insignia; 3 parallel gold bars; screw back. Inventory Number A19950965000 Restrictions & Rights Usage conditions apply Type AWARDS-Insignia Materials ...

So now that the great name debate is over, Space Force wants its enlisted guardians to help determine how their rank insignia will look. To that end, the military’s newest service on Tuesday ...