The League of Nations.
United Nations was founded in 1945 to replace the League of Nations, which in turn was founded in 1919-1920.
Yes it is, the noun 'league' is used as a collective noun for:a league of nationsa league of long distance swimmers
The precursor to the Current United Nations was called the League of Nations. The League of Nations was founded in 1919. When the United Nations was formed in 1945, the League of Nations basically ceased to exist.
Nothing. The League of Nations was the predecessor to the United Nations. (:
There is no League of Nations. We have United Nations
The league of nations was created out of WWI.
The United Nations predecessor organization was the League of Nations which was founded at the end of WW1 as a result of the Treaty of Versailles and managed to attract at its best the participation of 58 countries during 24 September 1934 and 23 February 1935.
Original Answer: Because they are decades away. Improved: The United Nations are not a country. They couldn't have "joined" the League of Nations. The League of Nations was the predecessor of the United Nations - the League of Nations failed, and so, many years later in 1942 (I believe it was that year) they founded the United Nations as an improved "League of Nations."
The United States never joined the League of Nations. The loosing countries of World War 1 were not among the initial members but did eventually joined, as did the USSR in 1934. The last nation to join was Egypt, on 26 May 1937.
League of Nations
At it's height the League of nations supported 58 members