Israeli troops disguised as Palestinians killed an Islamic Jihad commander and two activists in Jenin on Wednesday in a new crackdown in the north of the occupied West Bank.

By opening the door to a high-level dialogue with Iran and Syria, the US appears to be embracing a diplomatic strategy that its critics have long said was essential to stabilise Iraq.

Iraqi Prime Minister Nouri Maliki invited neighbouring countries and world powers on Wednesday to a March 10 meeting in Baghdad, saying he hoped it would help bring reconciliation and support for his government.