In this Q&A and video, learn about the methods and data sources the Center used to estimate the number of unauthorized immigrants in Europe.
The number of unauthorized immigrants living in Europe increased between 2014 and 2016, then leveled off to an estimated 3.9 million to 4.8 million in 2017, according to new estimates from Pew Research Center.
The size of Europe’s unauthorized immigrant population in 2017 was less than half the number in the United States.
Most live in Germany, the UK, Italy and France, and about half had arrived in Europe in recent years. Overall, these migrants account for less than 1% of Europe’s total population.
Despite improvements in recent decades, the former East Germany trails the former West on several important economic measures.
Spain's public is concerned about democracy, inequality and their children’s financial future. But views of the economy have rebounded overall.
More than 18 years after the Netherlands became the world’s first country to allow same-sex marriage, Austria became the latest European nation to legalize the practice.
Public opinion on Brexit aligns with attitudes toward the EU, immigration and culture.
A median of 58% of adults across 33 countries have a favorable opinion of the EU, while just 27% hold an unfavorable view.
Despite broadly positive sentiments among Germans about the changes of the past 30 years, views differ in some notable ways in the former West and East.