By settling border disputes between member nations, the league of nations succeeded in its goal of

The League of Nations achieved some successes in its work, helped to peacefully resolve some conflicts in the immediate postwar period and had its peak in the period 1924-1929. During that period the Locarno Treaty was signed in 1925, Germany entered the Society in 1926, and the Briand-Kellogg Pact was signed in 1928. However, when the international situation became clouded after the 1929 depression, The League of Nations was totally unable to keep the peace.

answer; /// i believe that the correct answer is (d)the huang he river valley;