l've always loved naval tools and aesthetics, especially the flags. Their patterns and colors are so cool, I wish I owned some real ones. I'd display these everywhere!!

seen from United States

seen from United States
seen from Russia

seen from United Kingdom
seen from Canada

seen from China

seen from Italy

seen from United Kingdom
seen from United States

seen from Malaysia
seen from United States
seen from Italy

seen from Malaysia
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seen from Spain
seen from Yemen
seen from United States
seen from Türkiye
seen from Yemen
l've always loved naval tools and aesthetics, especially the flags. Their patterns and colors are so cool, I wish I owned some real ones. I'd display these everywhere!!
Bowles's universal display of the Naval Flags of all Nations in the World, c. 1801
Half of me is losing it over the poetry of this definition from Timothy Wilson's Flags at Sea—your true colours shown at the moment you attack!— and the other half is prosaically wondering if this is even a viable technique nowadays for anyone besides a handful of pirate vessels.
I think that modern warships are too distinctive to be disguised so easily, not to mention satellite monitoring of their movements. I can just imagine, looking at the super-obvious American destroyer through binoculars, and there are random USA flag bumperstickers all over it.
"Isn't that a Canadian jack, sir?"
"...I think she's American."
An old Irish ensign flag as flown by some Irish merchant vessels from the 17th century to the early 20th century.
A very interesting piece of fabric ( maybe a handkerchief) with different Naval Flags, British, ca. 1830-1836