or military force of the possessions of one community to another may have been possible, although even then, or in a slightly more developed period, we saw the Roman peasantry ruined by the slave exploitation of foreign territory. How far this complexity of the international division of labor tends to render futile the other contrivances of conquest such as exclusive markets, tribute, money indemnity, etc., succeeding chapters may help to show.
CHAPTER V
FOREIGN TRADE AND MILITARY POWER
Why trade cannot be destroyed or captured by a military Power—What the processes of trade really are, and how a navy affects them—*Dreadnoughts* and business—While *Dreadnoughts* protect British trade from hypothetical German warships, the real German merchant is carrying it off, or the Swiss or the Belgian—The "commercial aggression" of Switzerland—What lies at the bottom of the futility of military conquest—Government brigandage becomes as profitless as private brigandage—The real basis of commercial honesty on the part of Government.
Just as Mr. Harrison has declared that a "successful invasion would mean to the English the total eclipse of their commerce and trade, and with that trade the means of feeding forty millions in their islands," so I