This report provides a comprehensive analysis of major market crises from 1987 to 2011, examining their causes, facts, figures, and economic impact. It begins with an abstract defining market crises and reviewing relevant literature. The study investigates seven major crises, including Black Monday (1987), the 1990 crisis, the Russian crisis (1998), the dotcom crisis (2000), the 9/11 attacks, and the 2008 credit crunch. The research focuses on six major stock indexes (excluding China) and their performance during these crises, comparing recovery times, durations, and correlations. The methodology includes a research paradigm, approach, type, data collection and analysis, and ethical considerations. The findings highlight the commonalities and differences among indexes, particularly noting the strong correlation of European markets. The report examines the facts, figures, and causes of each crisis, including derivative securities, oil prices, corporate corruption, and easy credit conditions. The conclusion summarizes the key findings and offers recommendations for preventing future market crises, emphasizing the need for proactive measures by policymakers. The report also includes a literature review, methodology, data findings, and a section on learning reflections.