depends very much upon the number of its sailors and shipping. The act of navigation, therefore, very properly endeavours to give the sailors and shipping of Great Britain the monopoly of the trade of their own country, in some cases, by absolute prohibitions, and in others, by heavy burdens upon the shipping of foreign countries. The following are the principal dispositions of this act.
First, All ships, of which the owners, masters, and three-fourths of the mariners, are not British subjects, are prohibited, upon pain of forfeiting ship and cargo, from trading to the British settlements and plantations, or from being employed in the coasting trade of Great Britain.
Secondly, A great variety of the most bulky articles of importation can be brought into Great Britain only, either in such ships as are above described, or in ships of the country where those goods are produced, and of which the owners, masters, and three-fourths of the mariners, are of that particular country; and when imported even in ships of this latter kind, they are subject to double aliens duty. If imported in ships of any other country, the penalty is forfeiture of ship