This document provides an overview of the development of the English language from Old English to Modern English. It discusses the key periods - Old English from 600-1100 AD, spoken by Anglo-Saxons; Middle English from 1100-1500, following the Norman conquest; and Modern English from 1500 onward. It also covers concepts in phonetics like vowels, consonants, and articulation points. Major linguistic terms are defined, such as loan words, hedges, communication competence, diglossia, and lingua franca.