During the 1970s it started operating in exile in Britain and published a newspaper called Dar as-Salam. Iyad al-Samara'i was elected General Secretary. [1]
On 2004-11-09 the IIP withdrew from the government in protest over Operation Phantom Fury, the attack on Fallujah by U.S.-led forces. Hassani chose to stay in the government and quit the party, later joining The Iraqis list.
The IIP led a large-scale public campaign urging Iraqis (especially the Sunnis) to vote against the constitution referendum in 2005. However, two days before the referendum took place, the IIP announced its support for a "yes" vote, following a deal with the members of the Iraqi Transitional Government whereby the newly elected Iraqi National Assembly would consider amendments to the constitution in 2006. [2]
In the December 2005 election the IIP ran as part of the Iraqi Accord Front coalition, which won 44 seats, which was the most for any Sunni Arab coalition. The leader of Al-Qaida in Iraq, Abu Mu'sab al-Zarqawi, condemned IIP in December 2005 for their participation in the general election. [3]
The party's platform for the elections included:[1]