Iran marks the 47th anniversary of its revolution amid tensions over nuclear talks and widespread protests against the regime's crackdown.
Read moreIran expresses readiness for equitable talks with the U.S., emphasizing defense capabilities will not be negotiable.
Read moreUS-Iran nuclear talks scheduled for May 3 have been postponed, with tensions rising amid new sanctions and threats.
Read moreJimmy Carter played a vital role in reducing tensions on the Korean Peninsula during his presidency, impacting U.S.-North Korea relations.
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