Quarantine with a disinfecting stove, have a right to navigate the Canal, in quarantine, subject only to the landing of those who were suffering from plague. Plain yellow, green, and even black flags have been used to symbolize disease in both ships and ports, with the color yellow having a longer historical precedent, as a color of marking for houses of infection, previous to its use as a maritime marking color for disease. The present flag used for the purpose is the "Lima" (L) flag, which is a mixture of yellow and black flags previously used. It is sometimes called the
Flag of Canada when he reached Newfoundland in 1497. In 1534, Jacques Cartier planted a cross in Gaspé bearing the French royal coat of arms with the fleurs-de-lis. His ship flew a red flag with a white cross, the French naval flag at the time. New France continued to fly the evolving French military flags of that period. As the "de jure" national flag of the United Kingdom, the Union Flag (commonly known as the "Union Jack" and, by law, called the "Royal Union Flag" in Canada since 1964) was used similarly in Canada since the 1621 British settlement in Nova Scotia. Its