Conflict of Civilisations? (文明的冲突 ?) - Disharmony vs Harmony

< “American Politics: The Promise of Disharmony,” published 36 years ago. >
Q To understand our current turmoil, the most relevant of Huntington’s books is not “The Clash of Civilizations and the Remaking of World Order” (1996) or even “Who Are We? The Challenges to America’s National Identity” (2004), whose fans reportedly [ 链接：www.motherjones.com/politics/2016/10/richard-spencer-trump-alt-right-white-nationalist/ ] include self-proclaimed white nationalist . It is the lesser-known and remarkably prescient “American Politics: The Promise of Disharmony,” published 36 years ago.
https://www.washingtonpost.com/news/book-party/wp/2017/07/18/samuel-huntington-a-prophet-for-the-trump-era/ UQ

2-Party System -> (Political promise of) Disharmony - always against opposition party produced by general election!? vs 1-Party System -> (Political attempt of) Harmony - basically without opposition party by default!?