(with others) ‘An Open Letter On Anti-Armenian Pogroms in the Soviet Union’ (letter), New York Review of Books, 27 September 1990, 66
Contribution to programme insert on Garrett Drogheda ([London, 1990: Royal Opera House])
Contribution (on Mozart) to Vita (published by Merian) 1 no. 1 (October 1990), 16
Contribution to ‘The State of Europe: Christmas Eve 1989’ in Granta 30 (Winter 1990) [New Europe!], 148–50
Contribution to Robert B. Silvers ([New York], 1990: The New York Review of Books)
Contribution to The Evolution of the Symphony Orchestra: History, Problems and Agenda (London, 1990: Weidenfeld and Nicolson), 123–5
‘Joseph de Maistre and the Origins of Fascism’ (started in the 1940s[?]; completed 1960), in The Crooked Timber of Humanity
The Crooked Timber of Humanity: Chapters in the History of Ideas, ed. Henry Hardy (London, 1990: John Murray; New York, 1991: Knopf; London, 1991: Fontana Press; New York, 1992: Vintage Books; Princeton, 1998: Princeton University Press; London, 2003: Pimlico)
Contribution to Academy of St Martin in the Fields 1959–1989, 30th anniversary booklet (London, 1989: Academy of St Martin in the Fields)
Foreword to Anatoly Nayman, Remembering Anna Akhmatova, trans. Wendy Rosslyn (London, 1989, Peter Halban), vii