How U.S. immigration laws and rules have changed through history
2015年9月30日 · The United States began regulating immigration soon after it won independence from Great Britain, and the laws since enacted have reflected the politics and migrant flows of …
Key findings about U.S. immigrants | Pew Research Center
2024年9月27日 · The Immigration Act of 1990 further increased legal immigration and allowed immigrants from more countries to enter the U.S. legally. Since 1965, about 72 million …
Where immigrants to the US come from, 1850 to today - Pew …
2024年7月22日 · Unauthorized immigration. Unauthorized immigration to the U.S. began to grow in the 1970s, which made the total number of immigrants go up. Most of those who came …
Executive actions on immigration have long history - Pew …
2014年11月21日 · President Obama's executive action to protect millions of unauthorized immigrants from deportation is an act that both follows and departs from precedents set by his …
Modern Immigration Wave Brings 59 Million to U.S. - Pew …
2015年9月28日 · Fifty years ago, the U.S. enacted a sweeping immigration law, the Immigration and Nationality Act, which replaced longstanding national origin quotas that
Key facts about U.S. immigration policies and Biden’s proposed …
2022年1月11日 · Since President Joe Biden took office in January 2021, his administration has acted on a number of fronts to reverse Trump-era restrictions on immigration to the United …
Key facts about recent trends in global migration - Pew Research …
2022年12月16日 · The number of international migrants grew to 281 million in 2020; 3.6% of the world’s people lived outside their country of birth that year.
Immigrants in America: Key Charts and Facts | Pew Research Center
2020年8月20日 · Key charts and statistics about immigrants in the United States from 1980 to 2018.
What’s happening at the U.S.-Mexico border in 7 charts
2021年11月9日 · This Pew Research Center analysis examines changing migration patterns at the U.S.-Mexico border, based on current historical data from U.S. Customs and Border …
Immigration & Migration - Pew Research Center
2024年10月1日 · Research and data on Immigration & Migration from Pew Research Center