# History of U.S. Immigration Policy (1790–Present)
> Explore the evolution of U.S. immigration laws, from early nationality acts and racial exclusion to modern enforcement, DACA, and current arrival patterns.

Tags: immigration-history, us-policy, daca, border-patrol, migration-trends, american-history, legal-reform
## Immigration & Migration in the United States
- Comprehensive history of changing policies and modern patterns from the 1790s to the present day.

## A Century of Shifting Policy (1790–1990)
- **1790 Nationality Act:** Citizenship limited to "free white persons".
- **1882 Chinese Exclusion Act:** First racial immigration ban.
- **1924 Johnson-Reed Act:** National Origins Quota system established.
- **1965 Hart-Celler Act:** Abolished quotas, prioritized family reunification and skills.
- **1986 IRCA:** Legalized ~2.7 million undocumented immigrants.
- **1990 Immigration Act:** Created H-1B visas and the Diversity Visa Lottery.

## Modern Immigration: Enforcement & Reform
- **Post-9/11:** Creation of DHS (ICE, CBP, USCIS) and the USA PATRIOT Act.
- **2010–2020:** Obama’s DACA protected ~800,000 "Dreamers"; record deportations occurred.
- **Recent Trends:** U.S. reached 53.3 million immigrants (15.8% of population) by Jan 2025; record 3 million+ arrivals in 2023.
- **2025 Policy:** Significant drop in net migration following 181 executive actions.

## History of Undocumented Immigration
- **1924:** Border Patrol founded to enforce quota laws.
- **1942–1964 Bracero Program:** Recruited ~4.6 million Mexican guest workers.
- **Current Stats:** ~10.8 million undocumented immigrants today; approximately 50% entered legally and overstayed visas.
- **Peak:** Undocumented population reached its highest point in 2007 at 12.2 million.
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