Question: Geoffrey David Skelton (1916–1998) was a British author and translator, he translated numerous plays by leading German-language writers such as Max Rudolf Frisch, was a playwright and novelist, of which nationality?

Context paragraphs:
Nick Skelton: Nicholas David Skelton, CBE (born 30 December 1957, Bedworth, Warwickshire) is a former British equestrian who competed in show jumping.  He retired at the age of 59 years old, on 5 April 2017.  He began riding at age 18 months and in 1975 took two team silvers and an individual gold at the Junior European Championships.  He has competed numerous times at the European Show Jumping Championships, winning three golds, three silvers and three bronzes both individually and with the British team over a 26-year time period.  In 1980 he competed in the Alternative Olympics where he helped the British team to a silver medal.  He currently holds the British Show Jumping High Jump record, which he set in 1978.

Mohammad Ghazi (translator): Mohammad Ghazi (Persian: محمد قاضی‎ ‎ , Kurdish: محەممەد قازی‎ ; also Romanized as "Muhammad Qazi") (August 3, 1913 in Mahabad, Iran – January 14, 1998 in Tehran) was a prolific, renowned Iranian translator and writer who translated numerous books mainly from French into Persian.  He wrote/ translated nearly 70 books.

Pēteris Pētersons: Pēteris Pētersons (1923–1998) was a Latvian playwright, theatre director and drama critic, theorist, translator, journalist and social activist.  His debut play, "Cilvēks oktobra vējā" ("A Man in the October Wind") caem in 1947, and he began directing at the Theatre Institute in 1953.  His production of "Man trīsdesmit gadu" ("I’m Thirty Years Old") in 1962 was met with considerable acclaim.  He also translated numerous plays and theoretical writings, especially from French.

Man in the Holocene: Man in the Holocene (1979) is a novella by Swiss author Max Frisch, originally published in German in 1979, and in English in "The New Yorker" on May 19, 1980 (trans.  Geoffrey Skelton).  A distinctive feature of this book’s style is the use of reprinted cutouts which the protagonist, Mr. Geiser, removes from several encyclopedias, the bible and other books.  It contains some autobiographical elements: Frisch at the time of the writing is about the same age as the protagonist, Mr. Geiser, and Frisch also had a house in the Tessin valley where the story is set.

Marie von Ebner-Eschenbach: Baroness Marie von Ebner-Eschenbach (Czech: "Marie von Ebner-Eschenbachová" , German: "Marie Freifrau von Ebner-Eschenbach" ; September 13, 1830March 12, 1916) was an Austrian writer.  Noted for her excellent psychological novels, she is regarded—together with Ferdinand von Saar—as one of the most important German-language writers of the latter portion of the 19th century.

Max Frisch: Max Rudolf Frisch (May 15, 1911 – April 4, 1991) was a Swiss playwright and novelist.  Frisch's works focused on problems of identity, individuality, responsibility, morality, and political commitment.  His use of irony is a significant feature of his post-war publications.  Frisch was one of the founders of Gruppe Olten.  He was awarded the Neustadt International Prize for Literature in 1986.

Geoffrey Skelton: Geoffrey David Skelton (1916–1998) was a British author and translator.  He specialized in German music, writing biographies of Richard Wagner, Cosima Wagner, Wieland Wagner and Paul Hindemith.  He also translated numerous plays by leading German-language writers such as Bertolt Brecht, Max Frisch and Peter Weiss.

Arno Schmidt: Arno Schmidt (18 January 1914 – 3 June 1979) was a German author and translator.  He is little known outside of German-speaking areas, in part because his works present a formidable challenge to translators.  Although he is not one of the popular favourites within Germany, critics and writers often consider him to be one of the most important German-language writers of the 20th century.

Intelligence Bureau for the East: The Intelligence Bureau for the East (German: "Nachrichtenstelle für den Orient" ) was a German intelligence organisation established on the eve of World War I dedicated to promoting and sustaining subversive and nationalist agitations in the British Indian Empire and the Persian and Egyptian satellite states.  Attached to the German Foreign Office, it was headed by archaeologist Baron Max von Oppenheim and, during the war, worked intricately with the deposed Khedive Abbas II of Egypt, and Indian revolutionary organisations including the Berlin Committee, Jugantar, the Ghadar Party, as well as with prominent Muslim socialists including Maulavi Barkatullah.  Aside from Oppenheim himself, recruits to the Bureau included Franz von Papen, later briefly the Chancellor of the Weimar Republic, Wilhelm Wassmuss (sometimes referred to as the German Lawrence), Gunther von Wesendonck, Ernst Sekunna and others.  Oppenheim was replaced in 1915 by Schabinger von Schowingen, and later in 1916 by Eugen Mittwoch, internationally the most respected and prestigious German orientalist (and also a respected Orthodox Jewish scholar), who recruited more liberal and cosmopolitan people for the Nachrichtenstelle such as Friedrich Schrader, his Swiss associate Max Rudolf Kaufmann or the young Nahum Goldmann (later President of the World Jewish Congress).

Max Rudolf Kaufmann: Max Rudolf Kaufmann (29 April 1886 in Basel, Switzerland - 1963 in Bonn, Germany), was a Swiss author, translator from Turkish, and journalist, who worked and published in Switzerland, Turkey, the United States and Germany.

Supporting paragraphs: Geoffrey Skelton Max Frisch
Answer: Swiss