"Like Solzhenitsyn, I shall return, one bright dusk. "

Nobel prize winner Solzhenitsyn in Russia after 20 years of exile
GNU Free Documentation LicenseNobel prize winner Solzhenitsyn in Russia after 20 years of exile - Credit: Evstafiev
Solzhenitsyn (see notes from bookmark p.183) was exiled from his homeland in 1974 and returned to Russia in 1994 after his soviet citizenship was restored.  Notice how Mitchell begins and ends the story at dusk.