Citizenship in EU countries was granted to more than 800,000 people in 2017, most of whom were Moroccans, Albanians, and Indians.

The figure represents a near-10% decrease compared to 2016 when the total number was nearly approaching 1 million. 17% of the new citizens consist of people who used to be an EU citizen, but the overall majority of those who received a passport from a European Union country were non-EU citizens and stateless persons.

The leading non-EU nationalities who acquired...