Cornelius Franciscus de Pauw or Cornelis de Pauw was a Dutch philosopher, geographer and diplomat at the court of Frederick the Great of Prussia.

Jean-Baptiste du Val-de-Grâce, baron de Cloots, better known as Anacharsis Cloots, was a Prussian nobleman who was a significant figure in the French Revolution. Perhaps the first to advocate a world parliament, long before Albert Camus and Albert Einstein, he was a world federalist and an internationalist anarchist. He was nicknamed "orator of mankind", "citizen of humanity" and "a personal enemy of God".