Of course not...that is why they call it a "limit". The highest balance you can have at any one time will be $300 until you further establish your credit worthiness (say 9 - 12 months) in which case you can ask for a limit increase. And the fact that you believe this purchase is an emergency is irrelevant.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.