Bahrain severed diplomatic ties on 4 January 2016 after the attack on the Saudi diplomatic missions in Iran.21 June 1974See Bangladesh–Iran relations Both countries established diplomatic relations on 21 June 1974 when Bangladesh an embassy was established in Iran and on 24 January 1975 Irans embassy was also established in Bangladesh.
Bahrain severed diplomatic ties o.n 4 January 2016 after the attack on the Saudi diplomatic missions in Iran21 June 1974See Bangladesh–Iran relations Both countries established diplomatic relations on 21 June 1974 when Bangladesh an embassy was established in Iran and on 24 January 1975 Irans embassy was also established in Bangladesh