The <a href="https://en.wikipedia.org/wiki/New_London_School_explosion" id="mw1Q" rel="mw:WikiLink" title="New London School explosion">New London School explosion</a> in <a href="https://en.wikipedia.org/wiki/New_London,_Texas" id="mw1g" rel="mw:WikiLink" title="New London, Texas">New London, Texas</a>, kills 300 people, mostly children.