<a href="https://en.wikipedia.org/wiki/Iraq_War" id="mwAXU" rel="mw:WikiLink" title="Iraq War">Iraq War</a>: More than 10,000 U.S. troops and a small number of <a href="https://en.wikipedia.org/wiki/Iraq" id="mwAXY" rel="mw:WikiLink" title="Iraq">Iraqi</a> army units participate in a siege on the insurgent stronghold of <a href="https://en.wikipedia.org/wiki/Fallujah" id="mwAXc" rel="mw:WikiLink" title="Fallujah">Fallujah</a>.