the value thereof, and of foreign coin, and
fix the standard of weights and measures;

6. To provide for the punishment of counterfeiting the securities and
current coin of the United States;

7. To establish post offices and post roads;

8. To promote the progress of science and useful arts by securing for
limited times to authors and inventors the exclusive right to their
respective writings and discoveries;

9. To constitute tribunals inferior to the Supreme Court;

10. To define and punish piracies and felonies committed on the high
seas and offences against the law of nations;

11. To declare war, grant letters of marque and reprisal, and make rules
concerning captures on land and water;

12. To raise and support armies, but no appropriation of money to that
use shall be for a longer term than two years;

13. To provide and maintain a navy;

14. To make rules for the government and regulation of the land and
naval forces;

15. To provide for calling forth the militia to execute the laws of the
Union, suppress insurrections, and repel invasions;

16. To provide for organizing, arming and disciplining the militia, and
for governing such part of them as may be employed in the service of the
United States, reserving to the States respectively the appointment of
the officers, and the authority of training the militia according to the
discipline prescribed by Congress;

17. To exercise exclusive legislation in all cases whatsoever, over such
district (not exceeding ten miles square) as may, by cession of
particular States, and the acceptance of Congress, become the seat of
government of the United States, and to exercise like authority over all
places purchased by the consent of the legislature of the State, in
which the same shall be, for the erection of forts, magazines, arsenals,
dockyards, and other needful buildings;
--and

18. To make all laws which shall be necessary and proper for carrying
into execution the foregoing powers, and all other powers vested by this
Constitution in the government of the United States, or in any
department or office thereof.

SECT. IX. 1. The migration or importation of such persons as any of the
States now existing shall think proper to admit shall not be prohibited
by the Congress prior to the year one thousand eight hundred and eight;
but a tax or duty may be imposed on such importation, not exceeding ten
dollars for each person.

2. The privilege of the writ of