The planned visit is seen by Palestinians as another sign of improved relations between Hamas and Iran after the tensions that erupted between the two sides over the civil war in Syria.
Relations between Hamas and Iran were strained when the Palestinian group refused to come out in support of Syrian President Bashar Assad, a key ally of the Iranian regime in the Middle East.
Hamas leaders have recently sought to restore their ties with the Syrian government.
Hamas leader based outside of Palestinian territories
Haniyeh, who is based in Qatar, received a phone call from Iranian Foreign Minister Hossein Amirabdollahian, who invited him to visit Tehran and meet with the Iranian leadership to discuss more details and current developments, Hamas said in a statement. READ MORE
