Baghdad: Iraqi President Barham Salih condemned on Friday the US airstrike on Baghdad airport that killed Qassem Soleimani, commander of Iran’s elite Quds force, and urged restraint from all parties.Iraq must put its put the national interest first and avoid the tragedies of armed conflict that have plagued it over four decades, he said in a statement.Top Iraqi militia commander Abu Mahdi al-Muhandis, an adviser to Soleimani, was also killed in the attack that was authorised by US President Donald Trump.Soleimani’s killing marks a dramatic escalation in the regional “shadow war” between Iran and the United States and its allies, principally Israel and Saudi Arabia, which could quickly ratchet up tit-for-tat attacks.Also read: Like Modi, Trump’s Plan to Count Citizens Raised Fears of Data MisuseIran has been locked in a long conflict with the United States that escalated sharply last week with an attack on the US embassy in Iraq by pro-Iranian militiamen following a U.S. air raid on the Kataib Hezbollah militia, founded by Muhandis.“At the direction of the president, the US military has taken decisive defensive action to protect US personnel abroad by killing Qassem Soleimani,” the Pentagon said in a statement.“This strike was aimed at deterring future Iranian attack plans,” it added.US officials, speaking on the condition of anonymity, said that Soleimani had been killed in a drone strike. Iran’s Revolutionary Guards said he was killed in an attack by American helicopters.