Answer: The first article of the U.S constitution describes the Legislative Branch
Explanation:
It describes how it consisting of the House of Representatives and the Senate and what it's role is in our government
The sections of the Transcontinental Railroad joined together in Utah at a place called Promontory Point in 1869 where a famous photograph was taken of the two construction crew (minus the Asian workers who were forbidden from being in the photo) meeting and uniting the rail with a Golden Spike.
The answer is: Water management projects created huge reservoirs and lakes where there had been dry canyons.
The National Reclamation Act of 1902 was a federal law that was passed in order for the federal government to start major irrigation projects in the West.
The result of these major projects was the creation of complex structures and systems(reservoirs and lakes) that would allow for the transformation of arid lands into farm capable lands.
In 13 short years Alexander conquered a mere 3,000 miles which stretched from Greece, through the Middle East, and to Central Asia and the Indian subcontinent.