He made the remarks in a meeting with Croatian President Kolinda Grabar-Kitarovic on the sidelines of 20th anniversary of Permanent Neutrality of Turkmenistan Conference.
Jahangiri and Kitarvoc stressed increase of relations in all fields including politics, economy and culture.
Jahangiri said Iran is fully ready for cooperation with Croatia and that the private sectors of the two countries should be active in the arena. He also called for enhanced ties with European Union after implementation of JCPOA.
Expressing Iran's readiness to contribute to settle regional crises, Iranian official noted his deep concern about deterioration of humanitarian crisis in the Middle East, especially activities of terrorist groups in the region and said that Iran was the first country which warned against threat of ISIL and other terrorist groups, but many European countries did not pay attention.
Kolinda Grabar-Kitarovic, for her part, called for collective campaign against terrorism and said that her country is keen to enhance ties with Iran in all fields including energy, tourism, ship building industry, science and technology, marine industries and transport.
She said that Croatian government will celebrate the 100th anniversary of entry of Islam to Croatia in the near future, adding that the event will help enhance of Croatia ties with Islamic states including Iran.
Grabar-Kitarovic underlined that cultural development is the best way for fighting extremism and violence, calling for collective campaign against criminal terrorist group of ISIL.
The Croatia president called for preparing two draft agreements for cooperation in the field of economic and reciprocal support for investment between the two countries and called for active participation of private sectors of both countries in different economic fields.
She expressed hope to pay a visit to Iran in a near future to usher in economic cooperation between the two countries.
Turkmenistan celebrated 20th anniversary of Permanent Neutrality in the presence of delegates from around 70 countries, including Iran on Saturday.
Jahangiri on the head of high ranking delegation arrived in Ashgabat on Saturday morning to attend the conference.
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