The following article gives an easy-to-understand explanation of the impending financial crisis faced by the Eurozone without any solution in sight.
As we have witnessed in the last six or seven years, Greece has received up to 4 bailouts. The next few debtor nations – Italy, Spain and Portugal – have bigger debt problems than Greece which will similarly threaten the collapse of the euro.
Unless these debts are forgiven, the bailouts of all these debtor nations will continue unabated. And it will not be possible to continue such bailouts without any repercussion.
https://www.zerohedge.com/news/2018-05-30/why-eurozone-and-euro-are-both-doomed