Demographics, continued
"The power of the sword is more sensibly felt in an extensive monarchy, than in a small community. It has been calculated by the ablest politicians that no State, without being soon exhausted, can maintain above the hundredth part of its members in arms and idleness. But although this relative proportion may be uniform, its influence over the rest of society will vary according to the degree of its positive strength. The advantages of military science and discipline cannot be exerted, unless a proper number of soldiers are united into one body..." Edward Gibbon The History of the Decline and Fall of the Roman Empire , volume the first, chapter V, page 106. Printed for W. Strahan and T. Cadell, London 1776. If each of the Imperial Legions under the Immortal Emperor Drakus Coaltongue numbered 10,000 troops, that would imply that the population of Eastrealm would be at least 7 million. Given that the population of Europe at the time of Charlemagne (9th century AD) was arou...