In a world dominated by violent media, Americans are no more eager to go to war than they were in the 1980s or the 1960s or the 1940s. Hasn't it always been someone else's problem?
The overwhelming majority would rather go on thinking it had nothing to do with them and there...
When you die, you drop a series of power-ups - be fast and you can collect these when your ship respawns.
Reserve your smart bombs for moments of dire need - they're ideal for getting out of impossible situations.