What was the league of nations ?include both the creations and goals

The founders of the League of Nations were desperate to avoid a repetition of the horrors of the Great War. The main aims of the organisation included disarmament, preventing war through collective security, settling disputes between countries through negotiation and diplomacy, and improving global welfare.

operation overlord was the codename for the battle of normandy, the allied operation that launched the successful invasion of german-occupied western europe during world war ii. the operation was launched on 6 june 1944 with the normandy landings

i think it would be reparing roads