This report provides an in-depth analysis of international business, with a specific focus on strategic alliances within the airline industry, using Star Alliance as a case study. It explores the motivations behind forming international strategic alliances, particularly for foreign market expansion, examining factors such as entering new markets, circumventing market barriers, and reducing competition. The report analyzes the criteria companies use in partner selection, including passion, shared vision, business networks, creativity, and financial strength. It discusses the suitability of international strategic alliances for global expansion, referencing the aviation and facility management industries. The report also defines the criteria for decision-making related to strategic alliances, covering partner identification and the importance of a strong business plan. Finally, it examines the benefits and challenges of strategic alliances in foreign markets and defines international strategic alliances as a viable option for global expansion, providing a comprehensive overview of the strategic framework and operational activities within the selected industry.