Huge crowds were expected to gather on Saturday evening in the streets of Baghdad to celebrate the New Year for only the second time since the lifting in 2015 of a years-old curfew.
Last year revellers poured into the streets of Baghdad for celebrations that lasted most of the night despite an already tense security backdrop.
A year on, the extrremist group appears to be on its last legs and is defending its last bastions in Iraq but the going has been tough for the tens of thousands of Iraqi forces on the ground.
Iraqi Prime Minister Haider al-Abadi had vowed earlier in 2016 that his forces would rid the country of IS by the end of the year but the Mosul operation has been slower moving that expected.
But this week he told a televised news conference that Iraqi forces would now require at least another three months.
Air support by the US-led coalition has been hampered by the continued presence of hundreds of thousands of civilians inside the city.
Elite Iraqi forces have battled their way into the city mostly from the eastern side, going house-to-house in densely-populated areas but they barely control half of the city’s eastern sector more than 10 weeks into the offensive.
One of the top Iraqi commanders in the Mosul area announced on Thursday that the offensive to reconquer the eastern bank of the Tigris in Mosul had entered a new phase.