Does 'There is simply no historical precedent for a large empire calling it quits because it could not compete economically or technologically.' exist in a separate context from 'Greece will be the first empire to quit because it couldn't compete economically.', without logical interdependence?
There is simply no historical precedent for a large empire calling it quits because it could not compete economically or technologically.###Greece will be the first empire to quit because it couldn't compete economically.