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 was finished. But in the final analysis, it was not the League that failed. It was the Allies that failed. Neither Britain nor Franceânor the United Statesâwas willing to risk war for high principle, if validating that principle imperiled vital interests.n the spring of 1936, the Emperor removed his government to England and came to the League of Nations. His speech had been written in French, the predominant language of the League. Haile Selassie had learned French and English as a child, though he was more proficient in French than English.