Key talking points of the week include the US-China tariff truce and India's retail inflation hitting a 69-month low.The S&P 500 reached its highest level since March due to the US-China tariff reduction deal that sparked a stock market rally.Donald Trump signed an executive order to lower drug prices and criticized Apple's India production plans, focusing on domestic manufacturing.The BSE Sensex and NSE Nifty 50 surged over 4% to seven-month highs driven by factors like an India-Pakistan ceasefire and US-China tariffs.