全球暖化改變了北極的地緣政治格局，也促使中國參與北極事務。北極為中國提供的機會包括:縮短通往歐洲和北美港口的航運距離，增加貿易競爭力;有助中國北方港口城市發展不同定位的港埠經濟，及改善中國東北地區的經濟結構;有助於中國取得北極蘊藏豐富的天然資源;及有助於緩解中國當前面臨的安全問題，如「麻六甲困境」。但中國也遇到若干挑戰，包括:北極海冰構成航行威脅，航運成本也會增加;北極國家對中國涉足北極的疑慮;偏重於亞洲的貿易格局制約中國對北極的投入;以及中國技術能量不足等..

Global warming has changed geopolitics of the Arctic and prompted China to participate in the Arctic affairs. The Arctic offers many opportunities for China. First, it shortens the shipping distances to European and North American ports in order to increase trade competitiveness. Second, it develops different kinds of harbor economy and improve economic structures in the northeast of China. Third, it is able to acquire rich natural resources in the Arctic. Fourth, the Arctic can ameliorate China’s security problems, suc..

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..