Dhaka, Jan. 27 -- A gunman stormed the Azerbaijan Embassy in Iran's capital Friday, killing its security chief and wounding two guards in an attack that spiked long-simmering tensions between the two neighbouring countries.

Azerbaijan's Foreign Ministry said it would evacuate the diplomatic post, accusing Iran of not taking reported threats against it seriously in the past that include inciting comments in hard-line media over Azerbaijan's diplomatic ties to Israel.

Tehran's police chief, Gen. Hossein Rahimi, initially blamed the attack on "personal and family problems," something quickly repeated across Iranian state media. But within hours Rahimi would lose his position as police chief after footage emerged that appeared to show a sec...