Quarantine Edinburgh and Leith, grain was from that date declared to be a non-susceptible article. About 1788 an order of the council required every ship liable to quarantine, in case of meeting any vessel at sea, or within four leagues of the coast of Great Britain or Ireland, to hoist a yellow flag in the daytime and show a light at the main topmast head at night, under a penalty of After 1800, ships from plague-countries (or with foul bills) were enabled to perform their quarantine on arrival in the Medway instead of taking a Mediterranean port on the way for
Flag of South Africa of principal elements of the country's flag history. The colours themselves have no essential meaning. The central design of the flag, beginning at the flagpost in a "V" form and flowing into a single horizontal band to the outer edge of the fly. According to official South African government information, the South African flag is "a synopsis of principal elements of the country's flag history." Although different people may attribute personal symbolism to the individual colours or colour combinations, "no universal symbolism should be attached to any of the colours." The only symbolism in the flag is the V or