Twenty Years After Twenty Years After Twenty Years After () is a novel by Alexandre Dumas, first serialized from January to August 1845. A book of "The d'Artagnan Romances", it is a sequel to "The Three Musketeers" and precedes "The Vicomte de Bragelonne" (which includes the sub-plot "Man in the Iron Mask"). The novel follows events in France during the Fronde, during the childhood reign of Louis XIV, and in England near the end of the English Civil War, leading up to the victory of Oliver Cromwell and the execution of King Charles I. Through the words of the main characters, particularly Athos,
The Twenty Years' Crisis of trends in the discipline, edited by Michael Cox, Tim Dunne, and Ken Booth, who write that "many of the arguments and dilemmas in Carr's "The Twenty Years' Crisis" are relevant to the theory and practice of international politics today", praising the book as "one of the few books in the 80 years of the discipline which leave us nowhere to hide". The response to Carr has not been, however, entirely positive. Caitlin Blaxton criticized Carr's moral stance in the work as "disturbing". Scholars have also criticized Carr for his presentation of the so-called realist-idealist conflict. According to Peter Wilson,