History of immigration to the United States 1850. In 1848, the Treaty of Guadalupe Hidalgo, concluding the Mexican War, extended U.S. citizenship to approximately 60,000 Mexican residents of the New Mexico Territory and 10,000 living in California. An additional approximate 2,500 foreign born California residents also become U.S. citizens. In 1849, the California Gold Rush attracted 100,000 would-be miners from the Eastern U.S., Latin America, China, Australia, and Europe. California became a state in 1850 with a population of about 90,000. Between 1850 and 1930, about 5 million Germans migrated to the United States, peaking between 1881 and 1885 when a million Germans settled primarily in the
America: A Personal History of the United States America: A Personal History of the United States America: A Personal History of the United States is a British 13-part documentary television series about the United States and its history, commissioned by the BBC and made in partnership with Time-Life Films. It was written and presented by Alistair Cooke, and first broadcast in both the United Kingdom and the United States in 1972. The producer was Michael Gill, who had the idea for the series and chose the presenter. A tie-in book, "Alistair Cooke's America", which sold almost two million copies. The series was a great success in both countries