Answer:
It is a river system in Asia
<u> Reaction to Senator Charles Sumner in 1857:</u>
This event happened on May 22, 1856. Two days before which Charles Sumner had given a speech against slaveholders and criticizing then heavily publicly, which also included a relative of Brooks.
So, taking this as an insult, Preston Brooks in retaliation beat Sumner with a Walking cane, and this incident significantly contributed to the country’s polarization toward the issue of slavery. There was a lot violence that followed the event and was eventually one of the reasons for the American Civil War.
You do not need the whole range of graphite pencils, from 9H to 9B! When I work with graphite, I usually have an HB, 2B, and a 4B. On the occasion that my drawing requires a very dark value, I may also use a 6B. If you are just beginning drawing, you may want to add a 2H for the lightest values in your drawing.
B. Mixed system
I'm not entirely sure though!
The Oregon could have made its journey much more quickly using a canal.