Concern about Iran prompts Israel to weigh acknowledgement of its own nuclear weapons

On their way from Tel Aviv airport to Jerusalem in 1977 then Israeli Deputy Prime Minister Yigael Yadin asked President Anwar Sadat, the first Arab leader to ever officially visit Israel, why the Egyptian military had not moved deeper into the Sinai during the 1973 Middle East war. “You have nuclear arms. Haven’t you heard?” Mr. Sadat replied.

Mr. Sadat’…