The dawn attack came as Prime Minister Mustafa al-Kadhemi was flying home from Washington after White House talks.
The attacks come as tension is on the rise between US troops and Iran-backed fighters as Baghdad and Washington negotiate a timeline for foreign troop withdrawal from Iraq.
America’s warlord allies are re-arming their militias, which have a violent history, raising the specter of another civil war once the U.S. withdrawal is finished, expected in August.
Don Heflin, the Minister Counselor for Consular Affairs at the US embassy, had also said earlier that the US-bound students will not require any proof of COVID-19 vaccination to enter the country.
“Student visas remain a top priority and we are making every attempt to facilitate student travel in time for the fall semester.
The order went into effect on Wednesday, bringing the sharply deteriorating U.S.-Russia relationship to an intensely personal level.
The department also advised private Americans to reconsider any plans they may have to visit the Himalayan country and asked those already there who wish to leave to submit information to the embassy.
The Delhi government on Monday launched an English teaching programme for 700 pre-service teachers in association with the US Embassy.
The program is aimed to enhance English language teaching competency of the participant teachers thus improving the standards of teaching in classrooms.
The C-RAM system was installed by the US over the summer as armed groups stepped up rocket attacks targeting the embassy and its premises.
The UN rights office said Tuesday it seemed any Palestinian protesting in Gaza, regardless of whether or not they posed an imminent threat, was "liable" to be killed by Israeli forces.
Jerusalem is one of the most thorny issues of the Israeli-Palestinian conflict, with both sides claiming it as their capital.
The US came to the defence of its ally Monday, blaming Hamas for the violence and blocking a resolution at the UN calling for an international investigation.
In the bloodiest day in the Israeli-Palestinian conflict since a 2014 Gaza war, at least 55 Palestinians were killed in the clashes and more than 2,400 Palestinians wounded.
The transfer of the embassy from Tel Aviv to the divided holy city, enacted by US President Donald Trump, was condemned by the Arab summit held in Saudi Arabia on April 17.