What is the significance of the nursery rhyme in 1984?

The nursery rhyme "Oranges and Lemons" is significant in George Orwell's novel "1984" as it serves as a symbol of the Party's control over language and history. By manipulating and simplifying the nursery rhyme, the Party demonstrates its power to distort truth and reshape reality for its own purposes. It highlights the theme of Propaganda and the manipulation of information in the dystopian society of Oceania.