The <a href="https://en.wikipedia.org/wiki/Battle_of_Hamburger_Hill" id="mwAUs" rel="mw:WikiLink" title="Battle of Hamburger Hill">Battle of Hamburger Hill</a> in <a href="https://en.wikipedia.org/wiki/Vietnam" id="mwAUw" rel="mw:WikiLink" title="Vietnam">Vietnam</a> ends.