European stock markets opened mostly higher on Wednesday as investors braced for key political and economic developments. In France, lawmakers are poised to hold a confidence vote later today amid a budget dispute, adding to political uncertainty in the country.

Meanwhile, market participants are closely watching for manufacturing and services sector data from across the region, set to be released after the opening bell.

Frankfurt's DAX gained 0.40% as Daimler Truck AG advanced 1.44%. The Euro Stoxx 50 rose 0.20% and the CAC 40 added 0.09% with Stellantis NV climbing 1.31%. The FTSE 100 lost 0.11% as AstraZeneca Plc. fell 1.63%.

The euro stood flat against the greenback, changing hands for 1.05070. The pound sterling stood 0.13% higher compared to the dollar, selling at 1.26909.