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
Abortion statistics in the United States Abortion statistics in the United States Abortions are conducted in all 50 states, but abortions are more common in some states than they are in others. The Guttmacher Institute did a study that shows which 25 states have the most abortions. States vary widely in terms of overall population, so the total abortions are presented in terms of abortions per 1000 women between the ages of 15 and 45. This list includes totals from 25 states in 2008 and includes states that did not send data to the Center for Disease Control that year. For example, California and Florida had