You are mixing up Bush/Bolton and Carter and Obama. Bush and Bolton screwed up the nuke agreement with North Korea and then saw them test the first bomb. Carter allowed the Shah to get medical treatment and refused to turn him over the Khomeini. Obama reached out and offered to talk with Iran. But he didn't send them arms or a birthday cake like Reagan did.
First refugees travelling on Hungarian bus arrive at Austrian border (Reuters)
from the article: Israel fears Iran and North Korea strengthening ties