JCPOA_2

not long after accepting the deal the many top europian officials came to iran to expand economic coaperation and have a mutual benefit but something goes wrong because we no one  leads to the coaperation and they were just some meetings.and yet iran had some problem to investment or import and export. but  the jcpoa had some benefit for iran ... during that iran recieve much money and in addition to that can have the support of the world community. it seemed that the jcpoa satisfyed iranian until the a crazyman enter the american political era...