The temporary order will allow the $400m (£297m) to continue while the high court mulls a final decision on the case. The Trump administration has argued the $400m White House ballroom is needed for national security purposes. Key points and original sources are listed below.

• The temporary order will allow the $400m (£297m) to continue while the high court mulls a final decision on the case.S1

• The Trump administration has argued the $400m White House ballroom is needed for national security purposes.S2

• The administrative stay gives the court more time to weigh an emergency appeal by the Trump administration in a lawsuit challenging the project.S3

• Trump emphasizes national security in defending projectS4