Electrical engineer <a href="https://en.wikipedia.org/wiki/Nikola_Tesla" id="mwnQ" rel="mw:WikiLink" title="Nikola Tesla">Nikola Tesla</a> gives the first public demonstration of <a href="https://en.wikipedia.org/wiki/Radio" id="mwng" rel="mw:WikiLink" title="Radio">radio</a> in <a href="https://en.wikipedia.org/wiki/St._Louis" id="mwnw" rel="mw:WikiLink" title="St. Louis">St. Louis</a>, <a href="https://en.wikipedia.org/wiki/Missouri" id="mwoA" rel="mw:WikiLink" title="Missouri">Missouri</a>.