The senate muat approve all treaties with other nations. They also must be looked over by the presedent, and he has the power to veto them.
I believe, those two materials were bamboo and carbonized thread
After thousands of experiments, Edison realized that filaments made from carbonized bamboo could alst for more than 1200 hours. (while others probably only last for several days)
This invention made Edison really rich after he mass produce it in late 1800s
U could memorize the word and get it in ur head
Because most of the voters were in the northern cities. though linconln won them, he only go on average 55% of the vote in each of the states that he won, and douglas took 40%, so he had a lot of the country, but no electoral votes