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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.

5 votes
1 answer
712 views

Detailed History of Touch Move Rule

What were the different versions of the touch-move rule over history? …
Laska's user avatar
  • 13.6k
20 votes
9 answers
4k views

How can someone find their Morphy number?

The Morphy number is a measure of how closely a chess player is connected to Paul Morphy (1837–1884) by way of playing chess games. It's analogous to the Erdős Number for mathematicians. People who pl …
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  • 13.6k
5 votes
2 answers
1k views

Where does the term “cook” originate?

What is the origin of the term “cooked” for a chess problem with an additional, unintended solution?
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13 votes
2 answers
267 views

What’s the origin of “!” & “?”

Who first started to annotate chess moves with “!” for good & “?” for bad?! Two data points: (1) 1859 "The Book of the First American Chess Congress." The annotated games have no exclamations or quest …
Laska's user avatar
  • 13.6k
6 votes
1 answer
136 views

Timeline of key historical changes to FIDE Laws & WFCC Codex?

A well-answered question here: FIDE Laws of Chess pre-2017 asks for locations of historical sets of FIDE Laws. I am asking for something which partially builds on that. Is there a timeline of "key" hi …
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13 votes
2 answers
2k views

What is Indian Castling exactly?

Western castling doesn’t exist in historical Indian Chess (Chaturanga). Instead, in some versions, there is a cool move whereby each king can once in the game make a knight's move. I read that it is c …
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