It might be due to crimes, propaganda and dealing with drugs. Check on websites for the evidence hope this helped.
The Great Depression was a worldwide catastrophe because the economic recession spread around the world and impacted many people in a variety of ways. The deep recession in the United States in Europe increased unemployment and resulted in deep economic turmoil. This spread around the world leaving economies weaker, trade weaker, and social well-being worse off.
I believe the answer is: increased government regulation of big businesses.
The government regulation that advocated by Washington Gladden was proposed to improve consumer safety. Some examples of the regulation of businesses that He advocated are : Daily inspections for big businesses for product safety, Restrictions on monopoly, and inheritance taxation.
The Spanish-America war ended when the U.S. and Spanish government signed the Treaty Paris on December 10, 1898.