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Use this tag for questions relating to the history of chess and chess organizations, whose origins trace to the ancient Indian game of Chaturanga.

30 votes
1 answer
4k views

Has O-O ever been played without moving the e or g pawns?

Normally the e or g pawn must be moved (to release the bishop) before castling kingside is possible. However, it’s theoretically possible for a knight to have taken the bishop without these pawns ever …
Brennan Vincent's user avatar
19 votes
2 answers
2k views

What is the origin/history of the traditional piece values?

Almost everyone knows the standard rules of thumb: a minor piece is worth three pawns, a rook is worth five pawns, and a queen is worth nine. (I’m aware that this is debated; in particular many theori …
Brennan Vincent's user avatar