After Caesar's rebellion against Governor Breck (in Conquest of the Planet of the Apes), Caesar led his ape and human followers out of the city (which could be Los Angeles, San Francisco, San Diego, New York City or elsewhere, depending on the source) to establish a new settlement. One script outline for Battle for the Planet of the Apes depicts a flashback of Caesar leading an exodus of apes and humans from 'Modern City' in 1991, in the aftermath of his successful revolt. Ape uprisings and general world tensions then led to nuclear devastation (including Modern City) which Caesar's band narrowly escaped. London, Rome, Athens, Rio, Moscow, Tokyo and Peking were all destroyed much the same, and Caesar pointed out that "the city was flattened. The bomb left nothing". His followers establishe