Is “non-interference” still a useful principle?

Is “non-interference” still a useful principle? Order Description The essay must be in context to the South East Asia Region and ASEAN. Some useful sources: Acharya, Amitav. (2011). The Future of ASEAN: Obsolescent or Resilient? In Lee, Y.Y. (Ed.), ASEAN Matters: Reflecting on the Association of Southeast Asian Nations (pp. 283-294). Singapore: World Scientific ASC. (2016). ASEAN Focus. Retrieved from https://www.iseas.edu.sg/images/pdf/FINALWEBSingleJAN16ASEANFocusSpecial.pdf ASEAN. (2015). ASEAN 2025: Forging Ahead Together. Retrieved from https://www.asean.org/storage/2016/01/ASEAN-2025-Forging-Ahead-Together-2nd-Reprint-Dec-2015.pdf ASEAN. (2016). Master Plan on ASEAN Connectivity 2025. Retrieved from https://asean.org/asean/asean-connectivity/master-plan-on-asean-connectivity-2025/ Desker, Barry. (2015). ASEAN's New Era: Challenges Amid Growing Cooperation. RSIS Commentary, 167. Retrieved from https://www.rsis.edu.sg/wp- content/uploads/2015/08/CO15167.pdf ISEAS. (2010). Know Your ASEAN (2nd ed.). Singapore: ISEAS Publishing. Son, Johanna. (2015). Five Decades On, Is ASEAN Ready To Grow Up? The Irrawaddy. Retrieved from https://www.irrawaddy.org/contributor/five-decades-on-is-asean-ready- to-grow-up.html Surakiart Sathirathai. (2015). Eight Challenges ASEAN Must Overcome. Bangkok Post. Retrieved from https://www.bangkokpost.com/archive/eight-challenges-asean-must- overcome/648732