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