The State Department on Thursday warned Americans not to travel internationally and advised citizens who are abroad to return to the United States or make preparations to remain in place indefinitely as nations restrict movement around the world to combat the novel coronavirus.
The agency raised its travel advisory for all international travel from 3 to 4, the most serious category, reflecting the difficulty hundreds of Americans are having returning to the United States as borders close and airlines cancel flights.

Special emphasis on the expect to remain where you are traveling INDEFINITELY.