Answer:
Western Countries.
Explanation:
Almost all Western Hemisphere countries were into the sphere of influence in China, but primarily the United Kingdom (which continued to have Hong Kong till the 1900s), the United States, France, Germany, and many others. The Opium War started when the Chinese Emperor believed that the lucrative business that the Europeans and Americans were running, or the opium drug, was detrimental to his people. In a effort to stabilize the general public health, he led a war that ended with the defeat and a even greater influence of foreign countries in China.
Clara Barton is a well known women of being "Angel of the Battlefield". Also she would go an see the prisoners from the war and inform their families on what was going on. She eventually found the American Red Cross, that helped wounded soldiers at the end of the war.
Also another answer for the APEX founders: They were active in providing nursing care to the wounded soldiers.
<span>In that time period civilizations were mostly settling near water indicating fertile soil. All of this should satisfy the needs for food and water in order to survive. Thus, because they were living near water floods represented a great threat, including possible drought.</span>