The institution known as leiưangr (Old Norse), leidang (Norwegian), leding, (Danish), ledung (Swedish), expeditio (Latin) or sometimes lething (in English language), was a public levy of free farmers typical for the medievalScandinavians. In Anglo-Saxon England, the same system was called Fyrd. Old Norse is the Germanic language spoken by the inhabitants of Scandinavia and their overseas settlements during the Viking Age, until about 1300. ... Latin is an ancient Indo-European language originally spoken in Latium, the region immediately surrounding Rome. ... The English language is a West Germanic language that originates in England. ... The Middle Ages formed the middle period in a traditional schematic division of European history into three ages: the classical civilization of Antiquity, the Middle Ages, and modern times. ... Scandinavia is a historical and geographical region centered on the Scandinavian Peninsula in Northern Europe and includes the three kingdoms of Denmark, Norway and Sweden. ... Wikipedia does not yet have an article with this exact name. ...
The harbours of the Norwegian leidang fleet are, in consequence, all known.
That this calculation is approximately correct, is proved by the 41 keeills situated on the Church and Abbey lands and presupposing 34 treens in accordance with the proportion 177 keeills to 147 known secular treens.
It is quite possible that, in Man, the leidang was assessed on the sheading as it was in Norway on the district of assessment; and levied on the treens irrespective of the limits of the skibreides.