"10. It shall be lawful for the subjects and inhabitants of the kingdom of Sweden to travel into all the countries of England, Scotland, and Ireland, and likewise to pass beyond land or sea, and other people that commerce with them, to exercise trade in all kind of merchandise, and to bring them thither and carry thence at their pleasure. The people of the aforesaid Commonwealth shall enjoy the same liberty in the kingdoms, dominions, and territories of the Queen and kingdom of Sweden, but upon condition that they shall observe the respective laws, ordinances, and particular rights of both nations, and of those things which concern the traffic. "11. Although it be prohibited by the former articles of this league and friendship, that neither of the confederates shall give aid or assistance to the enemies of the other, nevertheless it is no way to be understood that it is denied to the confederate and his subjects and people who is not in war to have commerce and navigation with the enemies of that confederate who is in war: provided only in the meantime, until it may be more fully agreed upon, all laws hereunto pertaining, that none of those commodities called contraband (of which a special designation or catalogue shall be agreed upon within four months from this time) shall be carried to the enemies of either, upon peril that if they be found out by the other confederate, they shall be taken as prize without hope of restitution.