<a href="https://en.wikipedia.org/wiki/Space_Race" id="mw3w" rel="mw:WikiLink" title="Space Race">Space Race</a>: The <a href="https://en.wikipedia.org/wiki/Soviet_Union" id="mw4A" rel="mw:WikiLink" title="Soviet Union">Soviet</a> <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Cosmonaut" id="mw4Q" rel="mw:WikiLink" title="Cosmonaut">cosmonaut</a> <a href="https://en.wikipedia.org/wiki/Yuri_Gagarin" id="mw4g" rel="mw:WikiLink" title="Yuri Gagarin">Yuri Gagarin</a> becomes the first human to travel into <a href="https://en.wikipedia.org/wiki/Outer_space" id="mw4w" rel="mw:WikiLink" title="Outer space">outer space</a> and perform the first crewed <a href="https://en.wikipedia.org/wiki/Orbit" id="mw5A" rel="mw:WikiLink" title="Orbit">orbital</a> flight, <a href="https://en.wikipedia.org/wiki/Vostok_1" id="mw5Q" rel="mw:WikiLink" title="Vostok 1">Vostok 1</a>.