At its greatest extent it included all of modern-day Mongolia, China, parts of Burma, Romania, Pakistan, Siberia, Ukraine, Belarus, Cilicia, Anatolia, Georgia, Armenia, Persia, Iraq, Central Asia, and much or all of Russia. Many additional countries became tributary states of the Mongol Empire.
The Constitution gives three eligibility requirements to be president: one must be 35 years of age, a resident"within the United States" for 14 years, and a "natural born Citizen," a term not defined in the Constitution.