President Trump warned Thursday that he may invoke the Insurrection Act to “put an end” to ongoing protests against federal immigration enforcement in Minneapolis, unless Minnesota officials help restore order.

President Trump is once again escalating his push for the U.S. to acquire Greenland, insisting the island is vital to U.S. national security and refusing to rule out taking it by military force. But Greenland’s government and Denmark, which oversees the territory, say they’re not on board.

President Trump on Tuesday encouraged protesters in Iran to continue demonstrating against the Iranian government, canceling any meeting with Iranian officials. He added on social media that “HELP IS ON ITS WAY,” but did not specify what that meant and did not clarify later when reporters asked.

The Iranian government is violently cracking down on nationwide anti-regime protests. U.S.-based human rights groups say nearly 600 have been killed and more than 10,000 people arrested as demonstrations stretch into a third week. The death toll could be much higher, though, given a media and information blackout in the country following a nationwide internet shutdown.

Massive anti-regime protests continue to grow across Iran as they are about to enter a third week. Internet communications were shut down nationwide Thursday and have remained offline for the past 24 hours. Islamic Republic authorities appear to have made the move to cut Iranians off from the outside world and crack down on demonstrations.

The day after an ICE officer shot and killed a 37-year-old American citizen in Minneapolis, federal and local officials are clashing about what caused the shooting— and who should be involved in the investigation into what happened.