ASEAN among Great Powers China's increasing presence, from economic to military links, is leading to a potential emergence of Chinese spheres of influence in which Southeast Asia will be regarded as China‘s backyard. To many observers, China‘s regional leadership constitutes an irresistible outcome of China‘s remarkable economic performances and influence. Although the strategic options of smaller powers are limited, ASEAN’s strategies towards great powers show that smaller powers still have a diverse menu of strategic options to choose from, depending on which is most effective in meeting its short- and long-term needs. By Truong-Minh Vu