The action marks an escalation of Democratic efforts to use their House majority to aggressively investigate the inner workings of the Trump administration.

In an interview with the Associated Press, Barr said the Trump administration will take action in the coming days that he believes will allow the government to add the controversial census query.

The court, which has a 5-4 conservative majority, has 12 cases left to decide during its current term, which began in October and is expected to conclude by the end of June.