Quarantine "yellow jack" but this was also a name for yellow fever, which probably derives its common name from the flag, not the color of the victims (cholera ships also used a yellow flag). The plain yellow flag ("Quebec" or Q in international maritime signal flags) probably derives its letter symbol for its initial use in "quarantine", but this flag in modern times indicates the opposite—a ship that declares itself free of quarantinable disease, and requests boarding and routine port inspection. Australia has perhaps the world's strictest quarantine standards. Quarantine in northern Australia is important because of its proximity to South-east
National League of Families POW/MIA Flag single flagpole, the POW/MIA flag should fly directly below, and be no larger than, the United States flag (Civilian or on congressionally designated days). For U.S. government agencies under a Chain of Command the U.S. Flag Code has a complete order of precedence that mirrors Army Regulations 840-10 specifically 840-10 2-2.c. If on separate poles, the U.S. flag should always be placed to the right of other flags (the viewer's left; the flag's own right). On the six national observances for which Congress has ordered display of the POW/MIA flag, it is generally flown immediately below or adjacent to the