Iraq’s main Sunni Muslim political bloc is on the verge of rejoining the Shia-led government after a year-long boycott, a step widely seen as vital to reconciling the nation’s warring factions.

Sunni leaders said on Tuesday they had suggested who could fill five cabinet posts and the position of deputy to Nouri al-Maliki, Iraq’s prime minister. He plans to submit them to a parliamentary vote but it was unclear when that would occur.