從陳水扁的決戰境外到蔡英文的重層嚇阻析論民進黨兩次執政時期的國防政策

An Analysis on Defense Policy of Two DPP Administrations: From Chen Shui-bian's Decisive Battlefield Outside Territory to Tsai Ing-wen's Multiple Deterrence

國防政策屬於國家公共政策之一環，成敗攸關國防之良窳，更直接影響到國家生存、國家安全與國家利益，此三者正是國家求發展、社會求安定、人民求生存的根本。我國自總統採直接民選方式產生以來，已歷經三次政黨輪替，其中陳水扁總統與蔡英文總統都是屬於民進黨籍。本研究旨在透過理解陳水扁主政時期及蔡英文就職迄今的國防政策內容，考量國際局勢、兩岸關係與國內情勢等因素，以探究民進黨執政時期國防政策的延續與變革。

Defense policy is part of public policy and its success or failure is vital to national defense and can directly affect the survival, the security and interests of a nation, which are the fundamentals of national development, social stability and people's livelihood. Since R.O.C. held its first direct presidential election, there have been three party alterations, two of the successors, President Chen Shui-bian and President Tsai Ing-wen, are from the DPP. This study focuses on comprehending the content of both administrations' defense policy while considering international situation, cross-strait relations and domestic situation in order to probe the continuation and revolution of defense policy during DPP's rule and offer personal observation and future policy suggestions.