Federal government of the United States
A parade of corporate executives joined the US president as he declared a state of emergency.
He could face a maximum penalty of five years in jail.
The president's demand for a border wall has kept much of the government closed for more than three weeks, leaving thousands of workers without pay.
It puts Christmas train delays into perspective...
Donald Trump's funding demands have led to an impasse, disrupting hundreds of thousands of government workers just days before Christmas.