<a href="https://en.wikipedia.org/wiki/President_of_the_United_States" id="mwAVc" rel="mw:WikiLink" title="President of the United States">U.S. President</a> <a href="https://en.wikipedia.org/wiki/Ronald_Reagan" id="mwAVg" rel="mw:WikiLink" title="Ronald Reagan">Ronald Reagan</a> begins his first visit to the <a href="https://en.wikipedia.org/wiki/Soviet_Union" id="mwAVk" rel="mw:WikiLink" title="Soviet Union">Soviet Union</a> when he arrives in Moscow for a superpower summit with the Soviet leader <a href="https://en.wikipedia.org/wiki/Mikhail_Gorbachev" id="mwAVo" rel="mw:WikiLink" title="Mikhail Gorbachev">Mikhail Gorbachev</a>.