He's meeting with other members of Nato, an important group of countries who have agreed to help each other out when needed.
At the meeting Nato has agreed to help train the new solders who will be in the Iraqi army.
The UK and US want Nato troops in Iraq too, but some other countries don't want to get too involved.
It's a very important week in Iraq, as the current leaders of the country hand their power to a new group on Thursday.
At the moment a US man called Paul Bremer is in charge, but from Wednesday temporary Iraqi Prime Minister called Iyad Allawi takes over.