Which rank held by Jacob Zealin when he adopted the iconic emblem of the Marine Corps?

Jacob Zealin held the rank of Brigadier General when he adopted the iconic emblem of the Marine Corps, known as the Eagle, Globe, and Anchor. This emblem was formalized during his tenure in the late 19th century, specifically in 1868. As Brigadier General, Zealin was instrumental in establishing the design and significance of the emblem, which symbolizes the duties of the Marine Corps as a naval expeditionary force. The emblem represents the Marine Corps' global reach and commitment to their missions across land and sea. This foundational aspect of Marine Corps identity reinforced the spirit and values of the Corps, which continues to endure to this day.