Explanation: Theodore Roosevelt, the president from 1901 to 1909 stated that the United States was not interested in taking over lands in the Western Hemisphere such as Venezuela and Mexico. He stressed the importance of good neighborly relations with these nations and the need to ensure their welfare.
He stated this in his corollary to the Monroe Doctrine in December 1905. Some of the books that contain a transcript of this statement include Safe Passage.
The Richter scale is used, from 0.1 to 9.0 magnitude. The Richter scale is determined from the logarithm of the amplitude of waves recorded by seismographs.
