The Wealth of Nations by Part 4 Chapter 1 Page 48

purchasing the common returns that had usually been consumed in the country.

In the midst of the most destructive foreign war, therefore, the greater part of manufactures may frequently flourish greatly; and, on the contrary, they may decline on the return of the peace. They may flourish amidst the ruin of their country, and begin to decay upon the return of its prosperity. The different state of many different branches of the British manufactures during the late war, and for some time after the peace, may serve as an illustration of what has been just now said.

No foreign war of great expense or duration could conveniently be carried on by the exportation of the rude produce of the soil. The expense of sending such a quantity of it to a foreign country as might purchase the pay and provisions of an army would be too great.