Which statement describes a similarity between the league of nations and the united nations? both were efforts to promote collective security. both were set up to prevent the spread of communism. both were part of a larger effort to prevent global economic crises. both were supported by all of the industrialized western democracies.

the second one "both were part of a larger effort..."

The statement that describes a similarity between the League of Nations and the United Nations is Both were efforts to promote collective security

Explanation:

Both organizations have as an objective the protection of all the nations and the human beings living in each country around the world. Their work involves the assurance of security and prevalence of peace among people. Although there some differences in how to do the work and far can their power reach in order to actually prevent violence.

(e) a major consequence of the election was that several southern states