Is Iran played the last card by cancelling the nuclear deal?

We all know that from a long time there is a problem going on between Iran and the USA and because of this USA applied sanctions on Iran and because of this sanctions Iran's economy plummets underweight and now finally Iran cancelled nuclear deal happened between Iran and the USA in 2015 so by doing this Is Iran played the last card?

Reference:
Iran's economy plummets under the weight of sanctions
https://www.dw.com/en/irans-economy-plummets-under-weight-of-sanctions/a-50950471

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