The publications of the Federal Government have been concerned with the broadest imaginable range of topics of history and current events, in addition to law, regulation, and the proceedings of the various part of the government. The librarians at HeinOnline do a wonderful job of providing examples of how to delve into topics.
Here are some recent examples available from their Research Topics pages.
The U.S. Congressional Serial Set, which includes the American State Papers, constitutes the official historical record of the U.S. government as it weathered every event in American history. The Serial Set records the words and actions of key players in the governmental and political life of the United States, and thus reflects the mindset of each era.
The records in the 17,000+ volumes of this series include House of Representatives and Senate documents and reports and much more.
This Serial Set also includes executive branch materials from the late nineteenth and early twentieth centuries.
The librarians at HeinOnline do a wonderful job of providing examples of how to delve into topics. Here are some recent examples available from their Secrets of the Serial Set page.