Read previewIran has repeatedly vowed it will attack Israel in response to the assassination of Hamas' political leader in Tehran on July 31. Iran directly attacked Israel for the first time in April, two weeks after Israel assassinated Iranian paramilitary commanders at an Iranian consulate annex in Damascus, Syria. AdvertisementHow Israel would retaliate for any Iranian attack would likely depend on certain factors. "If the coming Iranian attack causes Israeli casualties, they are likely to want to respond harshly," Azizi said. Devine believes Israel's response will depend on the "amount of damage and casualties" any Iranian attack ultimately causes.

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