Mumbai, April 23 -- Indian stock markets on Wednesday opened higher, driven by the optimism around the potential India-US trade bilateral deal, continued foreign investment and positive economic indicators.

At the opening of the trading session today, BSE Sensex was up 468.75 points or 0.59 percent at 80,064.34, while the Nifty at National Stock Exchange (NSE) up 136.25 points or 0.56 percent at 24,303.50.

The stocks of about 1694 companies advanced during the initial hour of the trade, 459 shares declined, and 131 shares remained unchanged.

"The mood is sombre in the country after the massacre of tourists by terrorists in Kashmir. Markets will be on edge, in the past Indian security forces retaliation has led to short lived market dec...