Finance minister calls for naval blockade within two to six months. Israeli Finance Minister Yuval Steinitz called Monday for a naval blockade of Iran within two to six months, saying sanctions have failed to convince the Islamic republic to abandon its nuclear weapons program. “We’ll need more than talk and sanctions,” Steinitz told a meeting here of the Conference of Presidents of Major Jewish Organizations. “It’s high time the West and the United States gave Iran a deadline to change its behavior. … We need a clear deadline for Iran to become open for inspection otherwise the ramifications should be...