Answer:
The answer should be: Companies replaced hand-operated brakes with air brakes on trains.
Explanation:
You have to think how hard it was for trains to stop with hand operated brakes. Trains go fast, and not stopping in time can be dangerous. Hope this helped :)
Answer:
When the federal government spends more money than it receives in taxes in a ... spending over time in nominal dollars is misleading because it does not take ... defense spending as a share of GDP has generally declined since the 1960s, ... Healthcare expenditures include both payments for senior citizens (Medicare), ...
Explanation:
Oh well then It'd be conquest or in other words, force
1, 1863, three years into the war. ... Now the war was about ending slavery, which led to the tide changing in favor of the Union under the leadership of Ulysses S. Grant. The Emancipation Proclamation didn't free all slaves, just those living in Confederate states. Hope that helped!!
Horrible, selfish and untrustworthy.