The definition of symbiosis has varied among scientists. Some advocated that the term symbiosis should only refer to persistent mutualisms, while others thought it should apply to any type of persistent biological interaction (in other words mutualistic, commensalistic, or parasitic).
The League of Nations failed for a couple of reasons: 1  The United States was not part of it. 2  More importantly, the countries in the League did not take the idea of collective security seriously.3  When countries attacked others, nothing was done. 4  For example, Italy attacked Ethiopia and Japan attacked China. The United States was not part of it. 2  More importantly, the countries in the League did not take the idea of collective security seriously. 3  When countries attacked others, nothing was done. 4  For example, Italy attacked Ethiopia and Japan attacked China. 5  In both cases, nothing serious was done.
The League did not stop several of the most significant events that led to World War II. Examples of League of Nations failures include: The Axis countries (Germany, Italy, and Japan) withdrew from the League because they refused to comply with the League's order to not militarize.The members of the League of Nations knew that many changes within the organization had to occur after World War II. The League of Nations was disbanded in 1946.he League encouraged countries to reduce their amount of military weapons. Any country that resorted to war would be subject to economic sanctions such as a halt to trade. The League of Nations was founded in 1920 by forty-two countries. At its height in 1934 and 1935, the League had 58 member countries.