Chess Grand Master Ossip Bernstein…

Chess Grand Master Ossip Bernstein was arrested by the Bolshevik secret police and ordered to be shot. As the firing squad lined up, an officer asked if he was really the famous chess master. The officer made Bernstein play a game for his life against him. Bernstein won easily and was released.

One of the oldest chess strategy books…

One of the oldest chess strategy books, from 1561, recommends playing with your back to the sun to blind your opponent. If playing at night by a fire, it advises you to cast a shadow over the board with your hand, so your opponent “will not be able to see where to play his pieces.” […]