In 139 B.C.E., the Chinese emperor dispatched Zhang Qian to central Asia to seek allies against the Xiongnu. The Xiongnu were a large confederation of Eurasian nomads who dominated the Asian Steppe.
<span>c. judicial review
Judicial review is the duty of the Supreme Court to review laws for constitutionality. This is the check the Court has over the other two branches.
Judicial review was established during the Marshall Court in the case of Marbury v. Madison. John Marshall made a statement in the decision that the job of the Supreme Court was to review laws. </span>
The opportunity to travel widely while following the missionaries :)
The President has the power to sign or veto legislation, command the armed forces, ask for the written opinion of their Cabinet, convene or adjourn Congress, grant reprieves and pardons, and receive ambassadors from other countries.