Several other unrelated events in real-world history are linked together in the novel including 1984 anti-Sikh riots following the death of Indira Gandhi , the increase in the size of the hole in the ozone layer above Antarctica in the summer of 1992 ( historically caused by the eruption of Mt. Pinatubo ) , and the earthquake in Maharashtra in September 1993
earthquake in Maharashtra
1993 Latur earthquake
The Eugenics Wars: The Rise and Fall of Khan Noonien Singh