Answer:
The Silk Road was important because it helped to generate trade and commerce between a number of different kingdoms and empires. This helped for ideas, culture, inventions, and unique products to spread across much of the settled world.
Answer:
At the onset on the war, in 1861 and 1862, they stood as relatively equal combatants. The Confederates had the advantage of being able to wage a defensive war, rather than an offensive one. They had to protect and preserve their new boundaries, but they did not have to be the aggressors against the Union.
I believe 1,2,3 are correct.
I would have to go with Completion of the transcontinental railroad in 1869
They stettled in and yeah.