United Nations Security Council resolution 459, adopted on 19 December 1979, after recalling resolutions 425 (1978), 426 (1978), 427 (1978), 434 (1978), 444 (1979) and 450 (1979) and considering the report from the Secretary-General on the United Nations Interim Force in Lebanon (UNIFIL), the Council expressed anxiety about the future of the Force, citing threats to its freedom of movement, security and safety of its headquarters.