Adm. Steve Koehler, commander, U.S. Pacific Fleet, delivers remarks during the chief petty officer birthday celebration ceremony

Adm. Steve Koehler, commander, U.S. Pacific Fleet, delivers remarks during the chief petty officer birthday celebration ceremony at U.S. Pacific Fleet headquarters in Pearl Harbor, Hawaii, April 1, 2026. The U.S. Navy established the rank of chief on April 1, 1893, and for the past 133 years, Navy chiefs have served as technical experts in their rating and as mentors for both junior Sailors and officers. (U.S. Navy photo by Chief Mass Communication Specialist Sean P. Weir)