Answer:
MANY THINGS RUN ON OIL
Explanation:
therefor if you change the supply and it drop a little many people could get mad and cause wars or many factories would not be able to work.
They had problems with pollution and immigration.
The migrants gathered to begin their journey westward on the Oregon Trail in Independence, Missouri.
The Oregon Trail was a major route that people used to take when they wanted to move to the western area of the US. It started in Independence, Missouri and finished in Oregon City, Oregon. Many people traveled in wagon trains which went through six states such as Missouri, Kansas, Nebraska, Wyoming, Idaho and lastly Oregon.
