Flag of Hawaii in command of the H.M.S. Discovery. During the Visit Vancouver met with Kamehameha I and presented him with a Red Ensign. At this time Ireland was not part of a united kingdom which meant the union jack did not contain Saint Patrick's Cross. This version of the Red Ensign, as well as the current version which added the cross in 1801, was the unofficial flag of the Kingdom of Hawaii until 1816. An adviser to Kamehameha noted that the Union Flag could draw Hawaii into international conflict, as his kingdom could be seen as an ally of the United Kingdom,
Union Jack the decision to fly the flag may be made by each government department. Previously the flag was generally only flown on public buildings on days marking the birthdays of members of the Royal Family, the wedding anniversary of the monarch, Commonwealth Day, Accession Day, Coronation Day, the Queen's Official Birthday, Remembrance Sunday, and on the days of the State Opening and prorogation of Parliament. The Union Flag is flown at half mast from the announcement of the death of the Sovereign (save for Proclamation Day), or upon command of the Sovereign. The current flag days where the Union Flag should