<a href="https://en.wikipedia.org/wiki/Battle_of_Wanat" id="mw8Q" rel="mw:WikiLink" title="Battle of Wanat">Battle of Wanat</a> begins when <a href="https://en.wikipedia.org/wiki/Taliban" id="mw8g" rel="mw:WikiLink" title="Taliban">Taliban</a> and <a href="https://en.wikipedia.org/wiki/Al-Qaeda" id="mw8w" rel="mw:WikiLink" title="Al-Qaeda">al-Qaeda</a> guerrillas attack US Army and <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Afghan_National_Army" id="mw9A" rel="mw:WikiLink" title="Afghan National Army">Afghan National Army</a> troops in <a class="mw-redirect" href="https://en.wikipedia.org/wiki/War_in_Afghanistan_(2001–present)" id="mw9Q" rel="mw:WikiLink" title="War in Afghanistan (2001–present)">Afghanistan</a>. The U.S. deaths were, at that time, the most in a single battle since the beginning of <a href="https://en.wikipedia.org/wiki/Operation_Enduring_Freedom" id="mw9g" rel="mw:WikiLink" title="Operation Enduring Freedom">operations in 2001</a>.