One of the teachers at a major Israeli military university claims that Israel is intentionally acting like a mad dog i.e. willing to take down the rest of the world with them should they go down, and that most European capitols are a target for their airforce. Whether that's rhetoric or reality, I don't think anyone intends to find out.[0]
[0] https://www.theguardian.com/world/2003/sep/21/israelandthepa...