Militia Act of 1792,
Second Congress, Session I. Chapter XXVIII
Passed May 2, 1792,
providing for the authority of the President to call out the Militia
Section 1. Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, That whenever the United States shall be invaded, or be in imminent danger of invasion from any foreign nation or Indian tribe, it shall be lawful for the President of the United States, to call forth such number of the militia of the state or states most convenient to the place of danger or scene of action as he may judge necessary to repel such invasion, and to issue his orders for that purpose, to such officer or officers of the militia as he shall think proper; and in case of an insurrection in any state, against the government thereof, it shall be lawful for the President of the United States, on application of the legislature of such state, or of the executive (when the legislature cannot be convened) to call forth such number of the militia of any other state or states, as may be applied for, or as he may judge sufficient to suppress such insurrection.
The 1795 Act For Calling Forth The Militia
An Act to provide for calling forth the militia to execute the laws of the Union, suppress insurrections, and repel invasions; and to repeal the act now in force for those purposes, 28 February 1795.
That whenever the United States shall be invaded, or be in imminent danger of invasion, from any foreign nation or Indian tribe, it shall be lawful for the President of the United States to call forth such number of the militia of the state or states, most convenient to the place of danger, or scene of action, as he may judge necessary to repel such invasion, and to issue his orders, for that purpose, to such officer or officers of the militia as he shall think proper. And in case of an insurrection in any state, against the government thereof, it shall be lawful for the President of the United States, on application of the legislature of such state, or of the Executive, (when the legislature cannot be convened,) to call forth such number of the militia of any other state or states, as may be applied for, as he may judge sufficient to suppress such insurrection.
title 10 0f 1807
Whenever there is an insurrections in any State against its government, the President may, upon the request of its legislature or of its governor if the legislature cannot be convened, call into Federal service such of the militia of the other States, in the number requested by that State, and use such of the armed forces, as he considers necessary to suppress the insurrection.
(Aug. 10, 1956, ch. 1041, 70A Stat. 15.)