The United Kingdom <a href="https://en.wikipedia.org/wiki/Operation_Hurricane" id="mwoA" rel="mw:WikiLink" title="Operation Hurricane">successfully tests</a> a nuclear weapon in the <a href="https://en.wikipedia.org/wiki/Montebello_Islands" id="mwoQ" rel="mw:WikiLink" title="Montebello Islands">Montebello Islands</a>, <a href="https://en.wikipedia.org/wiki/Western_Australia" id="mwog" rel="mw:WikiLink" title="Western Australia">Western Australia</a>, to become the world's third nuclear power.