US-Iran war effect, March 21 -- The US stock market remained under pressure for the fourth straight week. The S&P 500 index lost over 2.50% last week, losing market capitalisation of over $1 trillion. The key benchmark index of the US stock market has been under pressure since the fear of a US-Iran war began weighing on Wall Street. In one month, the index has fallen 5.83%, erasing over $3 trillion in market cap.

US stocks have ended lower for the fourth week in a row - the longest losing streak in a year. The Bloomberg report says the benchmark S&P 500 finished below its 200-day moving average on Thursday, a key level of the market's overall health that could trigger forced selling.

According to stock market experts, the US stock marke...