That's not the case. Unemployment has been steadily dropping in recent years. The problem is that the new jobs require an education:

http://www.tradingeconomics.com/united-states/unemployment-r...

http://www.businessinsider.com/gap-between-unemployment-amon...

Unemployment has been steadily dropping, because more and more people are dropping out of the working economy - or entering the service industry. Those jobs offer little stability and poor pay.