I don't think it would be so much of a greater wear on fuel consumption/infrastructure that they can't keep up with it. And weak doesn't mean we wouldn't have plenty of people strong enough and willing to be in the military, we're a country with 330 million people. The government definitely wants the populace to not question things and to just 'go with the flow' - because it makes it easier for them  ff8   to make changes and do whatever they want without backlash. If they know they can get away with something to save money, for example, that we won't like but won't say anything about because we're too distracted by sports and junk food and the E channel and by keeping up with the Hollywood trends, they're much more likely to be able to implement it