Originally posted by RedmikeNow I'm confused. I started today believing there was never a perpetual check rule, but then someone cited wikipedia which says the rule was removed since it is redundant.
There was never a specific rule on perpetual check.
Perpetual check is simply one particular means of forcing either a 3-fold repitition or the 50-move rule.
Next time I'm in my attic, I'm digging out my 1977 chess rule book.