Gillian Knight to her end, like all the best Carmens, with an almost heroic insolence." The role brought her to international attention, and she performed it opposite Plácido Domingo. She also performed at Covent Garden in "Arabella"; "The Bartered Bride"; "The Cunning Little Vixen"; "Eugene Onegin"; "Falstaff"; "The Fiery Angel"; "The Golden Cockerel"; "Iphigénie en Tauride"; "Jenůfa"; "Die Meistersinger"; "Rigoletto"; the "Ring" cycle; "Der Rosenkavalier"; "Semele"; "La traviata"; "Il trovatore"; "Otello"; and "Wozzeck". Among modern operas at Covent Garden, Knight appeared in Peter Maxwell Davies's "Taverner"; Hans Werner Henze's "We Come to the River"; Nicholas Maw's "Sophie's Choice"; Michael Tippett's "King Priam";
Wozzeck on the compositional direction of "Wozzeck". In a letter to his wife written in June 1918, he wrote, "There is a little bit of me in his character, since I have been spending these war years just as dependent on people I hate, have been in chains, sick, captive, resigned, in fact, humiliated." His correspondence and notebooks dating from the war years reveal a painful obsession with completing "Wozzeck". Compositional sketches and notes for both Wozzeck and the "" of Three Pieces for Orchestra that Berg made during the war are strewn with disjointed fragments of military ordinances and terminology.