Question

explain after the first world war league of nation reformed ​

Answer 1

Answer:

international diplomatic group developed after World War I as a way to solve disputes between countries 

The League of Nations was an international diplomatic group developed after World War I as ar way to solve disputes between countries before they erupted into open warfare. ... The League effectively ceased operations during World War II.

The League of Nations was an international organization, headquartered in Geneva, Switzerland, created after the First World War to provide a forum for resolving international disputes

There had to be unanimity for decisions that were taken. Unanimity made it really hard for the League to do anything. The League suffered big time from the absence of major powers — Germany, Japan, Italy ultimately left — and the lack of U.S. participation.

Explanation:

Founded on 10 January 1920 following the Paris Peace Conference that ended the First World War, it ceased operations on 20 April 1946. ... The Covenant of the League of Nations was signed on 28 June 1919 as Part I of the Treaty of Versailles, and it became effective together with the rest of the Treaty on 10 January 1920.The League's goals includeddisarmament, preventing war through collective security, settling disputes between countries through negotiation diplomacy and improving global welfare.