Ten members of parliament demanded a vote of confidence in Ahmad al-Abdallah al-Sabah, the minister of health. The government resigned in order to avoid a vote in the parliament that the minister - a member of the ruling branch of the al-Sabah - would have lost.
Sources:
al-Qabas 20 February 2007:on those who demanded a vote of confidence
al-Qabas 18 February on the three deputies who advanced the interpellation