蒙古位於亞洲內陸，夾處於中、俄兩大強國之間的戰略位置，使其曾長期被兩大強鄰視為領土的邊疆(frontier)。隨著 1991 年蘇聯瓦解，使近代蒙古第一次擁有完整主權。此後，蒙古的對外政策定調為「不結盟、等距離、全方位」，在「第三鄰國」戰略操作及地理條件基礎下，以平衡為原則，執行外交策略。誠然，蒙古如何在兩大強鄰之間求取平衡的生存之道，建構出獨立與靈活的外交及經貿空間，是蒙古確保國家安全的一大課題，也是本文的研究目的。  ..

Mongolia, with its strategic location between China and Russia in the inner Asia, is seen by its powerful neighbors for hundreds of years as a frontier. In 1991, modern Mongolia obtained complete sovereignty for the first time after the disruption of USSR, Hereafter, its foreign policy was principled upon “independence, non-alignment, multi-pillars”. Under the “third neighbor” strategy, Mongolia uses the opportunities endowed from its geography to balance neighboring threats, ensure its national securi..

瑞典與芬蘭是歐洲實施中立政策歷史相當悠久的國家，長期以來這兩國選擇中立作為外交政策主軸，不過2022年2月俄烏戰爭爆發後這兩國決意擺脫中立、改以申請加入北約為其新的外交目標，此種策略轉變對兩國與歐洲安全形成很大衝擊。芬蘭已於2023年4月4日加入北約，2023年7月北約峰會召開之際，土耳其與匈牙利亦表態支持瑞典入約。本文所欲探討者乃是分析這兩國為何調整其長久以來堅守的中立政策理念，過往多數觀點認為瑞、芬兩國拋棄中立乃因俄烏戰爭威脅所致，但實際觀察兩國政策演變，俄烏戰爭僅是政策轉折最後階段..

Sweden and Finland are countries with a long history of neutral policies, and they have traditionally chosen neutrality as their main direction for foreign policy. However, after the outbreak of the Russo-Ukrainian War in February 2022, both countries have decided to abandon neutrality and adopt joining NATO as their new security strategy. This disruptive evolution of diplomatic strategy has had a significant impact on the security of both countries and Europe as a whole. As of the writing of this article, Finland has already joined NATO on..