Bureau State Partnership Program. It was also active in operations in the Balkans, including Bosnia, Macedonia and Kosovo. During this time, EUCOM's assigned forces were lowered below 120,000. Since 1990, EUCOM has hosted or co-hosted the annual International Military Chiefs of Chaplains Conference, the only one of its kind in the world, working to foster cooperation among religious leaders and understanding of religion as both a force for war and a force for peace. In 1999, changes to the command's area of responsibility were announced, after amendments to the Unified Command Plan. The United States Atlantic Command areas that had included the waters off Europe and the west coast of Africa were to be transferred to European Command. U.S. European Command already had responsibility for all U.S. land and air military planning in Europe and most of Africa. The change gave EUCOM the responsibility for maritime planning in the same general area of operations. 2000s The changes were made effective on 1 October 2000. The Atlantic Command areas that presently include the waters off Europe and the west coast of Africa were also transferred to European Command. Immediately after the terrorist attacks against New York and Washington, D.C., on 11 September 2001, NATO invoked Article V of the treaty and deployed NATO early warning aircraft to help monitor the skies over North America. EUCOM provided major forces for subsequent operations in Afghanistan and stepped up its efforts to protect United States interests in Europe and Africa. Subsequent terrorist attacks in the EUCOM theater in Casablanca, Madrid, London and Algiers prompted EUCOM to launch Operation Enduring Freedom Trans-Sahara in 2007 while continuing to provide rotational forces to Afghanistan and Iraq. The 2002 Unified Command Plan transferred responsibility for Lebanon and Syria to CENTCOM, but EUCOM retained responsibility for Israel, and assumed responsibility for Russia (formerly held by the Joint Staff) and for an increased portion of the North Atlantic, to include Iceland and the Portuguese Azores (formerly held by the U.S. Joint Forces Command). The Iceland Defense Force formed part of EUCOM from 2002 until 2006 when it was disestablished. Joint Task Force East provided from forces rotating from the continental United States through bases in Bulgaria and Romania, was initially intended to be provided by a rotating US-based brigade. Two bases at Constanţa, Romania was developed, apparently with the main facility at Mihail Kogălniceanu Airfield. Initially, however, Joint Task Force