Which of the following events were considered failures of the League in the 1930s? Select all that apply. a) The Manchurian Crisis
b) The Disarmament Conference
c) The Abyssinian Crisis
d) The Slavery Conference

it was the first amendment

the answer here would be

answer is b.

  it is always the best policy to have good communication and good relations between individuals and, specially, between leaders of the countries. for this purpose, among others, there is a common place, the united nations, where the representants can present his and learn about the other country's policies.