They helped to end slavery
<span>The answer is letter b.
During this period the U.S. set up a blockade to prevent Russian ships
from passing to Cuba. The U.S. was
alarmed after photos from a spy plane showed Russian missiles on Cuban
soil. This heightened American fears
that Russia would invade through Cuba and use the missile already set up
there. At this point in time, the world
was on the verge of nuclear war. Both
side weighed their options. After a tense period, secret negotiations brought
an end to the conflict. The Russians
withdrew their missiles from Cuba and the U.S. withdrew their missiles from
Turkey.</span>
Answer:
READ EXPLAINATION
Explanation:
Texas declared its secession from the Union on February 1, 1861, and joined the Confederate States on March 2, 1861, after it had replaced its governor, Sam Houston, who had refused to take an oath of allegiance to the Confederacy. As with those of other states, the Declaration of Secession was not recognized by the US government at Washington, DC. Some Texan military units fought in the Civil War east of the Mississippi River, but Texas was more useful for supplying soldiers and horses for the Confederate Army. Texas's supply role lasted until mid-1863, when Union gunboats started to control the Mississippi River, which prevented large transfers of men, horses, or cattle. Some cotton was sold in Mexico, but most of the crop became useless because of the Union's naval blockade of Galveston, Houston, and other ports.
Answer:
Eventually, railways lowered the cost of transporting many kinds of goods across great distances. These advances in transport helped drive settlement in the western regions of North America. They were also essential to the nation's industrialization. The resulting growth in productivity was astonishing.D
Explanation:
By approval, I think you mean by the delegates from each state had approved it. The problem was that the states themselves had to approve it. That seemed like a cumbersome process, but you have to remember that democracy works on the will of the people and each state had to ratify it keeping in mind that there were still problems: it was not a slam dunk.
