 *Add a new subsection in the History chapter, describing modern development of chess (Italian and Spanish masters of 16th century, Philidor, Anderssen, tactical style of 19th century, Morphy, Steinitz and World Championship, development of the positional school, Lasker, Capablanca, hypermodernists, FIDE, Alekhine, WWII and chess, Botvinnik, Tal, Fischer, Karpov, Kasparov, splitting of the WCC title, recent reunification).