India, Jan. 27 -- Global stock markets painted a sharp contrast on Tuesday as investors reacted to major overseas developments. In the U.S., a slight fall in the Dow Jones signaled cautious mood, while Indian markets climbed strongly after a historic trade agreement with the European Union. Meanwhile, gold prices hit a record near $5,150 per ounce, reflecting steady fears around simmering U.S.-Iran tensions, a vital focus for global finance and market stability.

The Dow Jones Industrial Average closed at 48,984.67, losing 0.86% or 427 points. The drop was driven largely by strong losses in the healthcare sector, led by UnitedHealth Group, whose stock fell over 19% on developments linked to Medicare reimbursement levels. With its heavy ti...