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A sailor on board a US Navy ship preparing a signal hoist. Prior to 1969, the code was much more extensive, covering a wider range of messages and including a list of five-letter codes for every prominent maritime location in the world. Since 1969, it has been reduced to focus on navigation and safety, including a medical section.
An example is the Popham numeric code used at the Battle of Trafalgar. In yacht racing and dinghy racing, flags have other meanings; for example, the P flag is used as the "preparatory" flag to indicate an imminent start, and the S flag means "shortened course" (for more details see Race signals). Sailor prepares signal flags for operations at sea
The letters of last resort are four identically worded handwritten letters from the prime minister of the United Kingdom to the commanding officers of the four British ballistic missile submarines. [A] They contain orders on what action to take if an enemy nuclear strike has both destroyed the British government and has also killed or otherwise ...
This is an accepted version of this page This is the latest accepted revision, reviewed on 22 September 2024. Letter names for unambiguous communication Not to be confused with International Phonetic Alphabet. Alphabetic code words A lfa N ovember B ravo O scar C harlie P apa D elta Q uebec E cho R omeo F oxtrot S ierra G olf T ango H otel U niform I ndia V ictor J uliett W hiskey K ilo X ray ...
Enslaved labor was extensively utilized in the Norfolk Navy Yard from its foundation until the Civil War. An example of such use is found in Norfolk Navy Yard Commandant, Commodore John Cassin's John Cassin (naval officer) 29 April 1818 letter to the Secretary of the Navy, Benjamin W. Crowninshield. Cassin began his letter, by stating as ...
The list of hull classifications comprises an alphabetical list of the hull classification symbols used by the United States Navy to identify the type of a ship. The combination of symbol and hull number identify a modern Navy ship uniquely. A heavily modified or repurposed ship may receive a new symbol, and either retain the hull number or ...
See media help. 1 Main Circuit (1MC) is the term for the shipboard public address circuits on United States Navy and United States Coast Guard vessels. This provides a means of transmitting general information and orders to all internal ship spaces and topside areas, and is loud enough that all embarked personnel are (normally) able to hear it.
Bravo Zulu. The flag hoist "Bravo Zulu". Bravo Zulu (BZ), the combination of the Bravo and Zulu nautical signal flags, is a naval signal, typically conveyed by flaghoist or voice radio, meaning "well done" with regard to actions, operations or performance. In addition to its use in the Royal Navy, it has also been used as vernacular slang ...