Benchmark indices experienced a decline, with the BSE Sensex dropping over 350 points. Technology shares suffered significant losses, leading to a market decline. The Nifty IT index fell around 3%, with several major companies experiencing declines. Financial services and private banks also traded lower.

The decline is attributed to rising crude oil prices and escalating tensions. Heavy selling in certain sectors added to the pressure.

Further details on the market decline and affected companies are available from the source, including specific percentage changes for major companies such as Infosys and Tech Mahindra.