Wikipedia series on the politics and government of the United States (2020)

Documentary on the activities of the National Security Agency (NSA) in the United States (PBS, USA 2014)

The United Nations iLibrary is the comprehensive global search and viewing source for digital content created by the United Nations (2017-20).

The EU is represented in the United States by the Delegation of the European Union, which works in close coordination with the Embassies and Consulates of the 28 EU Member States.

The House of Commons is the lower house of the Parliament of the United Kingdom (Wikipedia 2018).

Official website. The United States Senate is the upper chamber of the United States Congress, which, along with the United States House of Representatives—the lower chamber—constitutes the legislature of the United States (USA 2014-21).

Die zentrale Website der Vereinten Nationen (2020)

Der GMF, eine deutsch-amerikanische ʺDenkfabrikʺ, veröffentlicht hier Forschungsergebnisse zu transatlantischen Problemen (2020).

Wikipedia explaines the status of the non-member Observer State (2020).

Internetseite des Office for the Coordination of Humanitarian Assistance der UN (2020)