Editing Alexander Alekhine (section)

===Defeats Bogoljubov twice in title matches===
[[File:Alexander Alekhine playing chess against Efim Bogoljubov.jpg|right|thumb|250px|Alekhine (left) vs. [[Efim Bogoljubov]] (right); [[Emanuel Lasker]] (sitting, center) and others looking on]]
Although he never agreed terms for a rematch against Capablanca, Alekhine played two world title matches with [[Efim Bogoljubov]], in 1929 and 1934, winning handily both times.<ref name="WinterChessNotesArchive17">{{cite web |url=http://www.chesshistory.com/winter/winter17.html |title=Chess Notes Archive (17) |author=Winter, E. |access-date=2008-05-23 |archive-url=https://web.archive.org/web/20080509142325/http://www.chesshistory.com/winter/winter17.html |archive-date=9 May 2008  |url-status=live}}</ref><ref>{{cite web |url=http://www.chessgames.com/perl/chess.pl?tid=54142 |title=Alekhine vs. Bogoljubov 1934 |access-date=2008-05-24 |archive-date=2008-10-18 |archive-url=https://web.archive.org/web/20081018235849/http://www.chessgames.com/perl/chess.pl?tid=54142 |url-status=live }}</ref> The first was held at [[Wiesbaden]], [[Heidelberg]], [[Berlin]], [[The Hague]], and [[Amsterdam]] from September through November 1929. Alekhine retained his title, scoring +11−5=9.<ref name="AlekhineMyBestGames1908to1937"/> From April to June 1934, Alekhine faced Bogoljubov again in a title match held in twelve German cities, defeating him by five games (+8−3=15).<ref name="AlekhineMyBestGames1908to1937"/> In 1929, Bogoljubov was forty years old and perhaps already past his peak.<ref name="Soloviov2004Bogoljubow">Soloviov 2004, p.280</ref><!-- ****** During the [[Carlsbad 1929 chess tournament]] he wrote six reports for ''The New York Times''.<ref>http://www.chesshistory.com/winter/extra/carlsbad.html {{Bare URL inline|date=October 2021}}</ref> ******-->
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Soon after becoming champion, Alekhine swept a two-game exhibition match in New York against [[Charles Jaffe]], who had supplied analysis to him during the match with Capablanca.<ref name="SaidyLessingWorldOfChess">Saidy 1974, p.190-191</ref>
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