[Joint Action to Prevent War]
Any war or threat of war, whether immediately affecting any of the
members of the League or not, is hereby declared a matter of concern to
the whole League, and the League shall take any action that may be
deemed wise and effectual to safeguard the peace of nations. In case
any such emergency should arise, the Secretary-General shall, on the
request of any member of the League, forthwith summon a meeting of the
Council.
It is also declared to be the fundamental right of each member of the
League to bring to the attention of the Assembly or of the Council any
circumstance whatever affecting international relations which threatens
to disturb either the peace or the good understanding between nations
upon which peace depends.