The New Encyclopaedia Britannica: Micropaedia

activity Adams Africa Albert Alexander Alfonso American ancient Arabic army authority became become began British called capital cause central centre century chief Christian church continued court death early east elected emperor empire established European father feet forces France French German Greek important India industry influence island Italy John king known land language late later lived major March miles military Mountains Muslim natural northern organized original period Persian played political produced published region reign remained result returned River Roman rule Russian served southern Spain species square successful tion town traditional United University western