To establish post-offices and post-roads:
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:
To constitute tribunals inferior to the supreme court:
To define and punish piracies and felonies committed on the high seas, and offences against the law of nations:
To declare war, to grant letters of marque and reprisal, and make rules concerning captures on land and water:
To raise and support armies; but no appropriation of money to that use shall be for a longer term than two years:
To provide and maintain a navy:
To make rules for the government and regulation of the land and naval forces:
To provide for calling forth the militia to execute the laws of the Union, suppress insurrections, and repel invasions:
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: