United Nations Security Council resolution 1583, adopted unanimously on 28 January 2005, after recalling previous resolutions on Israel and Lebanon, including resolutions 425 (1978), 426 (1978) and 1553 (2004), the Council extended the mandate of the United Nations Interim Force in Lebanon (UNIFIL) for a further six months until 31 July 2005 and condemned violence along the Blue Line.