The Art of Blackmail

In recent years hostage taking and terrorism have been working hand in hand as a preferred tactic of malevolent people.

It's clear that Mr. Trump has initially taken full ownership of the current government shut-down and has been using Federal employees as hostages to apply pressure on the U.S. Congress and the rest of the country.

This form of blackmail isn't what well-behaved individuals generally approve of and is more what low-life, terrorist type characters employ.

At any rate, this runs opposite to negotiating, unless it might be a revised version of “the art of the deal...”