The Israeli attack on a school in the Gaza Strip to eliminate Hamas fighters has sparked fierce criticism and heated international debate. A spokesman for the UN Human Rights Office told dpa in Geneva on Friday that international humanitarian law “prohibits launching attacks where the anticipated incidental loss of civilian life, injury to civilians, damage to civilian objects, or a combination thereof, would be excessive in relation to the concrete and direct military advantage expected to be obtained from this specific attack.” Parties to the conflict must take all precautions to avoid or mi…