The <a href="https://en.wikipedia.org/wiki/International_Conference_to_Review_the_Global_Vision_of_the_Holocaust" id="mwAYM" rel="mw:WikiLink" title="International Conference to Review the Global Vision of the Holocaust">International Conference to Review the Global Vision of the Holocaust</a> is opened in <a href="https://en.wikipedia.org/wiki/Tehran" id="mwAYQ" rel="mw:WikiLink" title="Tehran">Tehran</a>, <a href="https://en.wikipedia.org/wiki/Iran" id="mwAYU" rel="mw:WikiLink" title="Iran">Iran</a>, by then-president <a href="https://en.wikipedia.org/wiki/Mahmoud_Ahmadinejad" id="mwAYY" rel="mw:WikiLink" title="Mahmoud Ahmadinejad">Mahmoud Ahmadinejad</a>; nations such as Israel and the United States express concern.