NEW DELHI: Investors will focus on geopolitical developments, crude oil prices, bond yields and macroeconomic data announcements to determine market trends during the holiday-shortened week ahead, analysts said.According to experts, the US-Iran diplomatic talks and crude oil prices will drive global market sentiment.“Globally, developments around US-Iran diplomacy and crude oil prices will remain critical. Any progress on a framework for reopening the Strait of Hormuz could ease energy prices and provide some relief to India’s import bill and the rupee, while renewed geopolitical tensions could keep volatility elevated,” Ajit Mishra, SVP research, Religare Broking, said.On the domestic front, industrial production data for Aug and the HSBC manufacturing PMI reading will be released during the week, he added. Additionally, market participants will closely monitor foreign institutional investor (FII) activity and the upcoming monthly auto sales figures.In addition, a series of data releases from US will also be important for global risk sentiment.