Why Did Greece Join The Eurozone?

Prior to Greece joining the eurozone, investors treated Greece like a middle income country with poor authority. Once Greece joined the Euro, investors figured that the country would no longer be a credit risk, and if economic turmoil were to arise, strong economic members like Germany would bail them out by providing a sum of large financial transfers. After Greece joined the Euro, it was faced with the availability to borrow cheap money. Greece began to borrow at an alarming rate and ultimately couldn't pay back its debts. Now, Greece is no longer seen as debt-worthy. Greece's problem is that it is small, poor, and geographically isolated from the rest of the eurozone. No one wants to lend money to Greece at reasonable rates, so it can't keep paying its current debt while operating basic government functions. Its economic recession is actually worse than the Great Depression that the US suffered in the 30's; Unemployment is over
But since Greece is part of the Euro, and because they do not control eurozone monetary policy, they haven't been able to devalue their currency. If Greece didn't hold the Euro as its currency, it could have simply printed more of its old currency, the drachma. Overall, the eurozone is not what economists would consider the optimal currency area, and there are too many flaws, and oversights in the established system for economically weak countries like Greece to be a part of. By joining together within a common currency, the nations of the eurozone engaged in a fundamental commitment to a shared inflation rate. Unfortunately, certain groups within europe have used their central position to weight monetary policy to their own benefit. Europe is probably not an optimum currency area, but a break-up at this point would have some serious negative consequences for the entire