The correct answer to the question is erosion. Fortunately, an erosion happened that led to the formation of the gorgeous Grand Canyon that can be located in the state of Arizona. An erosion is the process of the removal of the soil, rock, and other dissolved materials.
<span>On November 4, 1979, a group of Iranian students stormed the U.S. Embassy in Tehran, taking more than 60 American hostages. The immediate cause of this action was President Jimmy Carter’s decision to allow Iran’s deposed Shah, a pro-Western autocrat who had been expelled from his country some months before, to come to the United States for cancer treatment. However, the hostage-taking was about more than the Shah’s medical care: it was a dramatic way for the student revolutionaries to declare a break with Iran’s past and an end to American interference in its affairs. It was also a way to raise the intra- and international profile of the revolution’s leader, the anti-American cleric Ayatollah Ruhollah Khomeini. The students set their hostages free on January 21, 1981, 444 days after the crisis began and just hours after President Ronald Reagan delivered his inaugural address. Many historians believe that hostage crisis cost Jimmy Carter a second term as president</span>
Asian immigration increased after the act took effect.