Nothing contained in the present Charter shall authorize the United Nations to intervene in matters which are essentially within the domestic jurisdiction of any state …
Charter of the United Nations, Article 2/7
U.N. Secretary-General Ban Ki-moon urged an immediate stop on Monday to use of force against civilians in Iran and urged authorities to respect civil rights in dealing with protests over presidential election results.
A statement issued by Ban's press office said he was dismayed by the post-election violence, "particularly the use of force against civilians."
UN's Ban urges halt to use of force in Iran
Dozens are reported injured after violent clashes between UN security forces and Kosovo Serb demonstrators in the divided city of Mitrovica in northern Kosovo. The violence erupted when UN police stormed a courthouse which was being occupied by Serb protestors.
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After the UN police seized the courthouse, thousands of Serbs surrounded the compound and clashed with riot police and NATO troops. The UN forces used tear gas and stun grenades to try to ward off the rioters. UN police said 53 Serb demonstrators had been arrested.
UN Forces Clash with Protestors in Kosovo