Arab League's Secretary General Amr Mousa left here today for Brussels on a two-day visit to Belgium. Mousa's visit to Belgium comes in response to an invitation from a group of liberals and democrats at the European Parliament. While in Brussels, Mousa will participate in a forum due to be organized under the title of 'Building Peace and Destroying Terrorism'. In his speech before the forum, Mousa will shed light on the developments in the Middle East from the Arab point of view.