the president is able to convene congress into special session any time they feel it is a necessity
Special session In the United States of America, Article II, Section 3 of the United States Constitution gives the President of the United States the power to "on extraordinary occasions, convene both Houses or either of them." [1]
Special session Who calls a special session varies - by vote of the legislature during regular session, by the executive, or by the legislature's speaker or presiding officer. The United Nations has both special sessions and emergency special sessions.
Joint Session of Indian Parliament If the above conditions are satisfied, the President of India may summon joint sitting of both the houses of parliament.
Paris Peace Accords