This assignment explores the legal aspects of international business, focusing on the case of Gilead Sciences Inc., a leading biopharmaceutical company. It examines the relevant legislation and regulatory frameworks in the United States and Australia, including the Corporations Act 2001, the Healthcare Quality Improvement Act of 1986, the Health Insurance Portability and Accountability Act of 1996, the Affordable Care Act of 2010, the Patient Safety and Quality Improvement Act of 2005, the Patent Act 1990, the Patent Regulations 1991, the Trademarks Act, 1995, the Gene Technology Act, 2000, and the Therapeutic Goods Act, 1989. The assignment also analyzes the impact of international agreements, conventions, and treaties on Gilead's operations, including the Convention on Biological Diversity and the landmark case between Ukraine's Ministry of Health and Gilead Sciences Inc. It concludes by discussing the importance of these legal frameworks for the success of international biopharmaceutical companies like Gilead.