Ilham Aliyev gave the nod to preventing participation of Armenian officers in Cooperative Best Effort 2004 NATO exercise in Baku last September, Head of the Department of Conflictology and Migration of the Azerbaijani Institute of Peace and Democracy Arif Yunusov stated in Yerevan today. In his words, during the press conference held after the cancellation of the exercise Ilham Aliyev openly said it was his wish. The Azerbaijan President also supported the Organization for Karabakh liberation, whose activists assaulted the Armenian officers during the NATO planning conference.