The U.S President Theodore Roosevelt became acquainted with
the naturalist John Muir in 1903. Muir guided the President through the
Yosemite wilderness, and convinced him to establish the Yosemite National Park,
the first in the country. Muir opposed the damming of the Hetchy Hetchy Valley,
known for its granite formations, and wrote to Roosevelt against it. However,
Roosevelt’s successors, not Roosevelt, approved the dam. So the two did not had
a solid disagreement.
The dangerous period of rivalry between the United States and the Soviet Union was called the "Cold War" <span />
This had brought the United States into the War. If not for the Americans many events like D-Day or the Atom bombs strike would not have happened. Ultimately this would but Britan in Ruins and leave Russia as the only support to destroy the germans. From their, Japan could attack Russia forcing it to surrender. Leaving the Axis in a worldwide victory
Laws were needed to justify the need for order in the rising complexity of the civilization so as more laws were written more were enforced and more were needed to justify that enforcement
Answer:
Yes, revolution is necessary in bringing about political change because it also brings social and economic changes which have the power to influence political change.