The union pacific, which laid railroad tracks westward from omaha, nebraska, hired many irish workers. the central pacific, which laid tracks eastward from california, employed thousands of workers from
a. africa
b. england
c. china
d. india

  C. China.

Explanation:

  The construction began officially in 1863 planned by Theodore  Judah and authorized one year earlier by the Congress. But it was not until 1865 that the construction began more efficiently. The head of the workforce, James Harvey Storbridge, hired Cantonese workers. By 1868 the Chinese workforce grew up to 12,000 laborers that constituted 80% of the entire workers.

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a more perfect union: the creation of the u.s. constitution. the vote was unanimous. saddled with this weak government, the states were on the brink of not to lend a hand to any proceeding that seemed to pose a threat to that protection. delegates from virginia and other large states demanded that voting in

porter is writing economic history because he is focusing on the cost of developing vaccines.