Dhaka, March 19 -- Iran's foreign minister called for vigilance and regional coordination in separate calls with counterparts in Turkey, Egypt and Pakistan as the military warned of a tougher response to any further attacks on its energy infrastructure, state media reported on Thursday.

After its energy facilities in South Pars gas field and Asaluyeh were targeted on Wednesday, Iran retaliated against what it said were US-linked energy sites in Gulf countries, including Ras Laffan Industrial City in Qatar, the world's largest LNG complex.

"In the calls to foreign counterparts, Araqchi assessed the US and Zionist regime's (Israel) attack on Iranian infrastructure as an act aimed at escalating tensions and destabilising the region, and ur...