President Donald Trump signaled Monday that the ongoing conflict between Israel and Iran was intensifying rapidly, announcing he would return to Washington a day early from the Group of 7 summit in Canada to monitor developments after issuing an ominous warning to Iranians to “immediately evacuate” their capital city.

Leaders of some of the world’s biggest economic powers will arrive in the Canadian Rockies on Sunday for a Group of Seven summit shadowed by a widening war in the Middle East, and U.S. President Donald Trump’s unresolved trade war with allies and

G7 leaders on Monday called for "de-escalation" in the Middle East starting with the Israel-Iran conflict, as US President Donald Trump hastily left the group's summit.

Blasts have been heard in Tehran and sirens have sounded in Israel as US president convenes National Security Council.

President Trump is in Canada Monday for the G7 summit, as his aides will be negotiating with those same allied nations over the tariffs he's imposed. The summit, which is taking place just outside of Calgary,