EDITORIAL. With a massive attack that wasn't in response to any immediate threat, the US president and the Israeli prime minister aim to bring about the collapse of the Iranian regime. Yet its fall could usher in a period of great instability in the country.

The U.S. aims to wipe out Iran's ballistic missile program, prevent it from obtaining a nuclear weapon and help its people seize control, Trump said.

US and Israel conduct airstrikes inside Iran as Trump tells Iranians to take over their government