FIGURE 27.1 Immigrant Arrivals to the United States, 1960–2000 Following the relaxation of foreign quota restrictions after 1965, immigration to the United States rose dramatically in the 1970s and 1980s, peaking in the early 1990s. Between 1970 and 2000, nearly 21 million immigrants arrived in the United States, mainly from Mexico, Central America, the Caribbean, and eastern and southern Asia. Source: Data from 2000 Statistical Yearbook of the Immigration and Naturalization Service.