St George Cross of England 3x5 Feet Flags 100% CottonSaint George Cross of England 3x5 Feet Flags 100% British Empire English flags Associated with the crusades, the red on white cross has its origins in the 10th century. It has been used as the ensign of the Republic of Genoa from perhaps as early as the 10th century. The symbol was adopted by the Swabian League in the pre Reformation Holy Roman Empire. George became associated as patron saint of England in the fourteenth century, replacing St Edmund