The correct answer is: The Kansas-Nebraska Act.
Passed in 1854, Senator Douglas' Kansas-Nebraska Act, under the doctrine of <em>Popular Sovereignty</em> (which consisted on the right of each state to join the Union as free states or slave states), allowed citizens to decide on whether they should maintain slavery within their borders or not. This Act had negative effects as it ultimately conducted to <em>Bleeding Kansas,</em> a series of brutal confrontations.
Hello there,
Your correct answer would be: <span>A) "an irrigation system"
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My explanation: They were using wells and a underground pipeway connecting them to a local water table, ancient cultures were able to readily collect water from their wells.
Many European countries argued over territories and land that they wanted, which lead to tension.
Answer:
Railroads provided fresh supplies of arms, men, equipment, horses, and medical supplies on a direct route to where armies were camped. The railroad was also put to use for medical evacuations, transporting wounded soldiers to better medical care.
Explanation: