Germany attracts a lot of immigrants to its beautiful scenery and comprehensive welfare system. After the United States, Germany is the world’s second most popular immigration destination having 15.8 million Immigrants as per United Nations 2020.https://worldpopulationreview.com/country-rankings/immigration-by-country
The German government encourages immigration to draw applicants for education, employment, entrepreneurship, and family reunion. These visa holders also get a residence permit (temporary or permanent), allowing them to stay in Germany for a specified time (as per permit guidelines).