This document summarizes different English language teaching methods throughout history from 1800 to present day. It begins by outlining various methods in chronological order such as the Grammar Translation Method, Direct Method, Audio-Lingual Method, and others. For each method, it provides the underlying language theory, teacher and student roles, and examples of techniques used. It then discusses changes in English language teaching approaches over time from a teacher-centered model to a learner-centered one. Finally, it outlines 21st century skills such as critical thinking, problem solving, communication, collaboration, and digital literacy that are important for today's students.