The Evolution of Modern Chess Rules: En Passant

For centuries, pawns could move forward two squares on their initial move. But the rules were debated when the move bypassed control of an enemy pawn.

The Next Move: Exploring the Evolution of Chess and the Rise of

Modern Chess Masterpieces - Schaaklessen

The Rules of Chess

How Long Has Chess Been Around?: History and Origin

All about Chess

Chess History - Ancient Chess - How to Play - Xiangqi - Shogi

History of Chess

Ajax Orthodox Chess

What Is En Passant In Chess?

Chess: History and evolution

A Brief History of Chess – The Definitive Guide

About Chess

The Evolution of Modern Chess Rules: Enter the Queen and Bishop