Final answer:
The Navy "E" ribbon denotes permanent duty on ships or in squadrons that won Battle Efficiency competitions after July 1st, 1974.
Step-by-step explanation:
The Navy "E" ribbon signifies enduring excellence in duty on ships or squadrons winning Battle Efficiency competitions post-July 1, 1974. This accolade recognizes outstanding performance, fostering a culture of proficiency within the U.S. Navy. Achieving the ribbon denotes a commitment to operational effectiveness, skill, and teamwork. The year 1974 marks the commencement of this tradition, honoring units that consistently excel in their operational and training endeavors. The "E" ribbon symbolizes a dedication to maintaining the highest standards, fostering a sense of pride among naval personnel, and highlighting the importance of ongoing excellence in service to the nation.