C. They were such a threat to the Qin Dynasty that the emperor that he ordered the construction of what is now the Great Wall of China.
        
             
        
        
        
The right answer is James K Polk (President of America), whose message to the congress stated that Mexico had passed the boundary of the United States, has invaded our territory and shed American blood on American soil.
James K Polk was elected the U.S President on a platform of expansionism who supervised the highest territorial extension of the United States. In 1846, he directed the commander of the army in Texas to lead his troops in the disputed lands between the two rivers Rio Grande and Nueces. A few months later, He sent a mission under the leadership of John Slidell ( a congressman) to Mexico to buy the disputed territory along the Texas- Mexican frontier. Following the failure of the mission Polk in 1846, He <u>managed to use the news of the encounter inside the disputed area between the forces of Taylor and Mexican's, to achieve the support of Congress for its declaration of war against Mexico.</u>
 
        
             
        
        
        
Roanoke Colony
Jamestown
Plymouth Colony
King Philip's war
Queen Anne's War
King George's War
French & Indian War
Treaty Of Paris (1763)
Stampt act
Lexington & Concord
Declaration of Independence
French Alliance
Yorktown
Treaty of Paris (1783)
Shay's Rebellion
US Constitution
Explanation:
Roanoke Colony  (1585)
Jamestown  (1607)
Plymouth Colony  (1620)
King Philip's war  (1675-1676)
King William's War  (1688–1697)
Queen Anne's War (1702–1713)
King George's War  (1744-1748)
French & Indian War  (1754-1763)
Treaty Of Paris (1763)
Stampt act  (1765)
Lexington & Concord  (1775)
Declaration of Independence  (1776)
French Alliance  (1778)
Yorktown  (1781)
Treaty of Paris (1783)
Shay's Rebellion  (1786-1787)
US Constitution  (1787)
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