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 Australia treated with respect and dignity it deserves as the nation's most important national symbol". The National Flag must always be flown in a position superior to that of any other flag or ensign when flown in Australia or on Australian territory, and it should always be flown aloft and free. The flag must be flown in all government buildings and displayed in polling stations when there is a national election or referendum. Private pleasure craft can fly either the Red Ensign or the Australian National Flag. The British Blue Ensign can be flown on an Australian owned ship instead of