Article II, Section 2, Clause 3 of the U.S. Constitution provides: The President shall have Power to fill up all Vacancies that may happen during the Recess of the Senate, by granting Commissions which shall expire at the End of their next Session. The Senate or House may seek to block potential recess appointments by not allowing the Senate to adjourn under Article 1, Section 5, Clause 4 of the Constitution, which provides that both Houses must consent to an adjournment. This tactic is especially used when either House of Congress is controlled by a different party than that of the President, the Senate or House may seek to block potential recess appointments by not allowing the Senate to adjourn for more than three days, blocking a longer adjournment that would allow recess appointments to be made. He says the Senate will hold pro forma sessions throughout the recess so the president cannot make appointments. Senate won't let Trump make recess appointments @ Senate won't let Trump make recess appointments - CNNPolitics.com Senate Dems Plan to Keep Trump From Making Recess Appointments @ Senate Dems Plan to Keep Trump From Making Recess Appointments And on and on it goes. The Dimbocraps continue to do everything possible to keep the president from fulfilling his campaign promises – the reason why the American people elected him.