Iran, building its first nuclear reactor and planning a second, warned Israel Monday against attacking the nuclear installations as it did an Iraqi facility in 1981.

Hamid Reza Asefi, the Foreign Ministry spokesman, told reporters Monday that he hoped Israel, which has warned against Iran's alleged nuclear weapons program, would not resort to such an "adventure."

"At any rate, the Zionist regime proved to be adventurous in the past and doesn't abide by any principles. In case it will commit such a mistake, it will pay dearly," he said...