India, Sept. 6 -- US President Donald Trump on Saturday made a Truth Social post threatening to send National Guard troops to Chicago, in a fresh escalation of his conflict with the Democrats-led city administration.

This is not new, given that Trump has already made similar federal interventions in Los Angeles and the Washington, DC metropolitan area. But what caught the eye in Saturday's post is a not-so-subtle reference to Francis Ford Cappola's 1979 film, 'Apocalypse Now.'

"I love the smell of deportations in the morning...," Trump wrote, quoting an iconic dialogue by Lt. Colonel Bill Kilgore, from Apocalypse Now. "Chicago about to find out why it's called the Department of War," he added, along with three helicopter emojis.

Along ...