First World War and Russian Revolution (Updated) — Social Science STD 9 — Question

The League of Nations was established on 10th January, 1920. Its aims were as follows:
(1) To maintain international peace and security.
(2) Every nation to respect the unity and integrity of other nations.
(3) To give-up war.
(4) To resolve international disputes by peaceful means.
(5) To promote international cooperation.