Tyrol, flag of the [102]

U.

Union between England and Scotland [45]

Union between Great Britain and Ireland [50], [52]

Union flag [1], [4], [45], [47], [50], [54], [61]

Union flag of Sweden and Norway, [116]

Union Jack [47], [48]

Union Steamship Company's flag [75]

United Italy [113]

United States of America, flag of [86], [89], [90], [91]