By Nidhi Verma and Mohi Narayan NEW DELHI (Reuters) -Russia-backed Indian refiner Nayara Energy has reduced operations at its 400,000-barrel-per-day refinery in the aftermath of new European Union sanctions that targeted the firm,

Nayara Energy is reducing run rates at its west India refinery as it struggles to receive crude imports and export processed fuels after EU-imposed sanctions, according to people familiar with the matter.