An estimated 6M left Germany between 1820 and 1920. A large portion immigrated to the USA. As the industrial era brought economic success to the German Empire the number of immigrants to Germany surpassed the number of Germans who left.
Traditional model of recruiting and temporarily employing foreign workers: Italy (1955), Greece and Spain (1960), Turkey (1961), Morocco (1963), Portugal (1964), Tunisia (1965) and Yugoslavia (1968). Foreign workers were employed primarily as unskilled, semi-skilled laborers in sectors were piecework, shift work. While immigration figures remained modest through the 1980s, the numbers rapidly grew again in the early 1990s.
Different from Portugal, who’s one of the EU countries with fewer immigrants, Germany is the country in Europe with the most amount of immigrants, and the second in the world, only after USA. In 2015, according to United Nations, Germany has an immigration net of 14,5% against a emigration net of 4,9%.
German emigrants are based manly in USA (40%), Switzerland (23%) and UK (21%). Portugal represents just 0,3% of the German outgoing flows in 2015. Despite that, from 2010 to 2015 the estimated number of Germans in Portugal has grown witch might indicated an increasing trend (United Nations, 2015).
Destatis 2017 counted 82.7M people living in Germany. At the same year, the immigration registered 12,9%. Persons born in the Turkey (14%) continued to be the largest group of overseas-born residents, followed by persons born in Poland (8,2%) and Syria (6,6%). Portuguese’s represent 1.4% of the foreign nationals living in Germany with 146 810 persons in 2017, wherein 25% arrived in the last 8 years. (Destatis, 2017).
From de total of 10.6 millions immigrants in Germany, 13% has born in German land although without German citizenship. For instance, 28% of Turks has born in Germany, as well as 24% of Italians and 21% of Serbs. Among Portuguese immigrants, not more than 16% has born at German land.