 
 <translate> To answer this question, we should know that: The Admission to the Union Clause of the United States Constitution, oftentimes called the New States Clause, and found at Article IV, Section 3, Clause 1, authorizes the Congress to admit new states into the United States beyond the thirteen already in existence at the time the Constitution went into effect. So the final answer is Congress. <hau> Don amsa wannan tambayar, ya kamata mu san cewa: Amincewa da Dokar Union na Tsarin Mulki na Amurka, wanda ake kira New States Clause, da aka samu a Mataki na IV, Sashe na 3, Sashe na 1, ya ba da izini ga Majalisa don shigar da sabbin jihohi a cikin Amurka fiye da goma sha uku da suka riga sun wanzu a lokacin da Tsarin Mulki ya fara aiki. Don haka amsar karshe ita ce majalisar. 