In the last 10 years, after becoming the official member of WTO in 2007, Vietnam has made commitments to the comply with the US-Vietnam Bilateral Trade Agreement and other international economic agreements. Vietnam has also become a member of the AEC and entered into important free trade agreements, notably the Trans Pacific Partnership. The financial integration of Vietnam in the global economy has been increasing rapidly. However, Vietnam also witnesses the unexpected economic fluctuations domestically and internationally. The global financial crisis, especially the US financial crisis, exerts a major impact on Vietnam’s economy and its banking system. Accordingly, the real estate market, stock market and banking system in Vietnam have fluctuated remarkably. This article discusses the causes of the US financial crisis and analyses the US government’s solutions. The causes of the US financial crisis are distributed to lax lending standards, failures in regulations of derivates financial instruments, and lack of state control of banking systems. In this respect, recommendations are made for Vietnam’s case.