ultra-rightism       
noun [ U ]  mainly disapproving (also ultrarightism) uk/ˌʌl.trəˈraɪ.tɪ.zəm/ us/ˌʌl.trəˈraɪ..t̬ɪ.zəm/
 对极右派的支持
support for the extreme political right
  A wave of ultra-rightism culminated in a military coup and the installation of a new leader.  一波极右主义的浪潮最终导致了军事政变和新领导人的上台。 
 The new history book looks at a time when ultra-rightism influenced much of the politics in the country. 
 - More examples
 - Our country suffered under tanks, dictatorship, and ultra-rightism in the 1970s.
 - Supporters of ultrarightism may include economic Darwinists, anarcho-capitalists, and the alt-right.
 - The columnist's views on immigration incorporated elements of ultra-rightism, which often prompted outraged letters from readers.