In 1523, as the newly elected King of Sweden,[REF] Gustav Vasa had to unify a kingdom which, unlike a modern nation-state, was composed of separate provinces not necessarily happy with his reign.
Sun dogs were apparently well known during the Middle Ages, as they are mentioned in the Old Farmer's Almanac (Bondepraktikan) which states that the phenomenon forecasts strong winds, and also rain if the sun dogs are more pale than red [REF].