When if ever is it appropriate for a US Navy vessel dip its Ensign?

Navy Regulations, article 1263: “When any vessel, under United States registry or the registry of a nation formally recognized by the Government of the United States, salutes a ship of the Navy by dipping her ensign, it shall be answered dip for dip.Click to see full answer. Likewise, what is dipping the Ensign?DIPPING THE NATIONAL ENSIGN U.S. Navy Regulations stipulates that when any ship under United States registry or the registry of a nation formally recognized by the United States salutes a U.S. Navy ship by dipping its flag, the courtesy is to be returned, dip for dip.Secondly, which person served as an advocate for sea power? Alfred Thayer Mahan Subsequently, one may also ask, do submarines dip the Ensign? Submarines, or such other ships of the line in which it would be considered hazardous for personnel to do so, are not required to dip the ensign. Of the colors carried by a naval force on shore, only the U.S. Navy flag and the Battalion Colors are dipped in rendering or acknowledging a salute.At what time of day should the national ensign be hoisted and lowered?When a warship receives a salute while it is not flying its ensign, such as in port before 8:00 a.m. or after sunset, or when steaming in peacetime out of sight of land, it hoists an ensign for the purpose of returning the salute, then lowers it again after the salute is concluded.

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