The Union Jack Flag Meaning. The court of the lord lyon ,. The union jack flew as hawaii's sole flag until 1816, when red, white and blue stripes were added.

Initially the union flag was called a jack only when it was flown at the bowsprit of british naval vessels, but it was commonly called the union jack by the late 17th century; The current design of the union flag or jack dates from the union of ireland and great britain in 1801 with the formation of the united kingdom.