This report offers a comprehensive analysis of H&M, a prominent international fast-fashion retailer. It begins with an introduction to the company and its global presence, followed by an in-depth PESTEL analysis to identify political, economic, social, technological, environmental, and legal factors influencing H&M's operations. The report highlights key marketing challenges, such as political instability, economic fluctuations, changing consumer behavior, technological advancements, legal compliance, and environmental concerns within the textile industry. Recommendations are provided to address these challenges, focusing on effective leadership, consumer engagement, sales target achievement, and brand value creation. The report also examines the marketing mix elements—product, place, price, and promotion—and concludes with a comparative analysis of H&M, Zara, and M&S based on financial strength, R&D, international marketing, and culture. References to academic sources support the analysis and recommendations.