Controversially for Ireland, Macron is pressing tax issue

The various crises in countries such as Greece, Cyprus, Portugal, Spain and Ireland were individually of sufficient magnitude to destroy the system, not to mention when they were all combined. The fact the euro project has survived bears testament to the political will to ensure that it did survive against the odds.
The pledge from the ECB president Mario Draghi to do whatever it takes to keep the system alive was of the utmost importance.