In the early 1920's the League of Nations passed resolutions that Palestine should be settled by the Jews. When the U.N. come into being, it took all of the League of Nations resolutions as valid. So according to the U.N. Jewish settlements in Palestine are legal. Doesn't Mr. Ban know the resolutions of his own organization?
UN to hold off on separate Afghan bombing probe for now (Reuters)
from the article: UN chief Ban in Ramallah: Settlements undermining peace