TEHRAN (Press TV) -- A senior Hamas official has praised Iran’s support for Palestinian resistance groups, saying the Islamic Republic had a role in the movement’s victory in the recent Israeli war on the Gaza Strip. Mahmoud al-Zahar said that Iran’s assistance to Hamas contributed to the development of the resistance movement’s military capabilities in the fight against Israel. He said that Hamas should maintain good relations with all Arab and Islamic countries, including Iran, Syria and Persian Gulf littoral states.