一系列深入的主要来源资源集，支持研究与当今最紧迫问题相关的政策进行研究和学习。
过去，学生和研究人员不得不收集从不同来源收集的信息，以便全面了解美国政府的移民政策。
《趋势与政策》的第一期聚焦于美国移民，它通过提供单一位置来跨搜索1790年（从今天）开始的相关文件，简化了发现过程。其中包括美国移民法和立法部门的其他内容、行政和司法部门的报告和统计数据以及提供其他信息和背景的新闻内容。
许多报表的统计信息已转换为 CSV 和 Excel 表，用户可以直接在产品中导出统计信息或创建和导出图表，以便用于分配和研究。
Customer Resources
View the Trends and Policy Collection Brochure
View the U.S. Executive Branch Policy Documents Collection Brochure
Find training and informational resources - including Accessibility.
Essential U.S. Policy Content
Primary Sources and Data
Discover legislative materials (Public Laws, Hearings, Bills, Congressional Research Service reports, U.S. Government Accountability Office reports), executive agency reports, downloadable federal statistics, and major newspaper coverage providing historical context
Research Tools
Explore topic pages providing policy context, detailed timelines tracking policy evolution, and cross-collection searching capabilities
Focused Topics
Access authoritative, curated resources on critical U.S. policy topics, spanning civil rights, criminal justice, the environment, healthcare, immigration, taxation, and federal elections
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ProQuest Government Documents
ProQuest Government Documents is a subscription offering the largest archive of U.S. and U.K. government documents for libraries, plus statistical reports from countries and international organizations worldwide. The resource supports research and teaching across disciplines, especially policy and history, through authoritative legislation, parliamentary papers, regulatory materials, and government publications from today back to 1660.
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U.S. Executive Branch Policy Documents Collection
The collection combines Historic Executive Branch Documents (1789- 1952), Executive Branch Documents Great Series and Reports (1953-present), and the Trends and Policy Collection (1789-present). This content provides federal publications, statistics, and research tools that allow researchers to track policy development from the nation’s founding through today’s key issues and societal impacts over time.
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