New Delhi, Aug. 19 -- The Indian stock market extended its rally on Tuesday, with benchmark indices rising for the fourth consecutive session. The Sensex jumped more than 400 points, while the Nifty 50 reclaimed the 25,000 mark during intraday trade, buoyed by easing geopolitical concerns and strong domestic cues.

Investor sentiment improved after global markets gained on hopes of progress towards a resolution of the Russia-Ukraine war. Optimism was fuelled by diplomatic engagements, including US President Donald Trump's meetings with Ukrainian President Volodymyr Zelensky, top European leaders, and earlier talks with Russian President Vladimir Putin.

On the domestic front, Prime Minister Narendra Modi's announcement of a major reform i...