The collapse of the U.S. stock market and high rates of unemployment, poverty and bankruptcy of many banks ... etc., then Asian countries experienced the 1997 financial crisis that began in Thailand and affected neighboring countries, then the global financial crisis began in the U.S. in 2008, which International Monetary Fund (IMF)Managing Director Dominique Astraws described as the collapse as the most serious crisis faced by the financial markets since the Great Depression in 1929 (kalil,2011).
This study intended to identify the global financial crises by identifying the major causes, followed by describing the developed effects on economic systems and conclude the methods to overcome and predict such situations. The researcher used the descriptive approach which explains the problem of the research topic to achieve its goals through a survey-based analytical study of related documents, books, research articles, followed by showing the theoretical background of financial crises. This research reached detailed results, where the overall conclusion states that the postural economy is based on usury and al gharar (buying something with total ignorance regarding the bargain), and usury, which is strictly prohibited in the Islamic economy and trading. In addition, the Islamic religion forbids everything that might lead to wrongfully usurping people's money. Still, the Islamic religion grant all kind of investment based on profits gained with the fair loss prediction bases.