The Democrats’ sweeping victory in the US midterm elections triggered a sharp rise in US stock markets on Wednesday. Major indices opened higher as political uncertainty eased. The S&P 500 rose 1.1% within the first hour of trading, while the Dow Jones surged 1.9% and the Nasdaq Composite climbed 1.1%.

The positive reaction followed the Democrats’ strong performance in key races, which solidified their control over Congress. Analysts noted that the election outcome reduced concerns about regulatory changes and policy shifts, boosting investor confidence. However, artificial intelligence stocks declined as investors anticipated increased scrutiny of tech companies under a Democratic administration.

This election marked a significant shift in US political power, with Democrats gaining control of both the House and Senate. The result is seen as a turning point for policy priorities, including climate action and healthcare reform. The market response reflects both optimism about stability and caution over potential regulatory impacts on key industries.