[1] Three essays led to its release: The Left Wing Case for Leaving the EU, Flying the Flag (both in New Statesman), and The People Versus the Elite (Penguin).

A supporter of British withdrawal from the European Union, King was previously on the advisory council of the People's Pledge group and appeared on BBC Radio 4's Any Questions at the time of the book's launch.

"[citation needed] The Liberal Politics of Adolf Hitler is a dystopian novel set approximately fifty years into the future, when a European superstate has been formed and the individual countries of Europe officially dissolved.

Physical books and hard-copy recordings of documentary, news, film, and music have been outlawed, and full-scale digitisation of the same means history and culture can be edited, rewritten, or deleted as seen fit by those in power.

"[citation needed] In 2018, King collaborated with the industrial musician and producer Meg Lee Chin for a Word Drop video titled "The United States of Europe – Power Fully Centralised", based on the book.