<a href="https://en.wikipedia.org/wiki/Nuclear_weapons_testing" id="mwAT0" rel="mw:WikiLink" title="Nuclear weapons testing">Nuclear weapons testing</a>: <a href="https://en.wikipedia.org/wiki/China" id="mwAT4" rel="mw:WikiLink" title="China">China</a> announces a <a href="https://en.wikipedia.org/wiki/Test_No._6" id="mwAT8" rel="mw:WikiLink" title="Test No. 6">successful test</a> of its first <a href="https://en.wikipedia.org/wiki/Thermonuclear_weapon" id="mwAUA" rel="mw:WikiLink" title="Thermonuclear weapon">thermonuclear weapon</a>.