"stop the spread of Communism" since the US was still undertaking a role of communist "containment" around the globe.
The policy established by Mikhail Gorbachev was called glasnost and it can best be described as the policy of open discussion of political and social issues, which resulted in changes to the Soviet political structure. The correct option among all the options that are given in the question is the second option.
Depending on what you mean, it changed when the north saw that slavery was not just, and started goin on the attack on it. Which lead to the whole civil war of confederates vs the union
Music is present in every part of our lives. Our spiritual rituals are framed with songs, children learn the alphabet through song and the malls and cafes we visit during our leisure time are rarely silent.
But just how much can this ever-present thing impact us -- and the way we act and feel? Research suggests music can influence us a lot. It can impact illness, depression, spending, productivity and our perception of the world.
Some research has suggested it can increase aggressive thoughts, or encourage crime.
The Santa Fe trail started in Independence, Missouri and ended in Santa Fe, New Mexico (hence the name, Santa Fe). Hope this helped!