His decision was merely military strategy. When he became president, he had discovered the Manhattan Project which was a hidden scientific project in creating an atomic bomb and when it was successfully tested, he issued the Potsdam Declaration in which he demanded the Japanese government to surrender. He warned them (indirectly hinting the atomic bomb). When he had received recieved no reply 11 days later, he took it in his initiative to drop the atomic bomb called “Little boy”. This resulted in destruction of an estimate of eighty thousand deaths from its impact, then thousands later due to the radiation.
On this day in 1982, President Ronald Reagan declared illicit drugs to be a threat to U.S. national security.
Richard M. Nixon, the president who popularized the term “war on drugs,” first used the words in 1971. However, the policies that his administration implemented as part of the Comprehensive Drug Abuse Prevention and Control Act of 1970 dated to Woodrow Wilson’s presidency and the Harrison Narcotics Tax Act of 1914. This was followed by the creation of the Federal Bureau of Narcotics in 1930.
Answer: The need to expand the market.
Explanation:
The Industrial Revolution had a global impact. At the moment when industrial production became more massive, there was a need to expand the market. It was necessary to sell the produced goods and form new markets. In such circumstances, imperialism appears; European countries conquer new areas to place on the market and sell their goods. As a product of the Industrial Revolution, Imperialism also needed new cheap labor that it could find on the Asian continent.
Answer:
The day America dropped a nuclear weapon of mass destruction on the two cities of Japan ( hiroshima and nagashaki ).
This is because, a massive number of people died and trillion property got perished.
Explanation:

1. They built several cities with stone buildings and temples, as well as the colossal "heads" that are their notable legacy.
2. Zapotecs created one of the world's autochthonous civilizations.
3. The Chavin culture was very architectural and they built huge temples and buildings.
4. The Nazca culture had a highly advanced numeral system with place values.