[2] It was furthered by the necessities of providing for national security and foreign affairs immediately prior to and during World War II.
While the scope of the nondelegation doctrine was greatly limited, Congress wished to provide a method of retaining power over delegated authority, and used the legislative veto as a method of allowing the Executive Branch to respond flexibly to events under "intelligible principles" while allowing Congress to overturn Presidential actions that would have lacked sufficient support for legislation explicitly authorizing them.
Some laws established a veto procedure that required a simple resolution passed by a majority vote of one chamber of Congress.
to negative all laws passed by the several States contravening in the opinion of the National Legislature the articles of Union.
"[3] The provision became part of Alexander Hamilton's proposal for a new government based on national consolidation, all but eliminating state sovereignty.