'What on Earth?' GOP Senate staffers puzzled by Stephen Miller’s 'arrogant' presentation

President Donald Trump's deputy chief of staff, Stephen Miller, reportedly disrupted a lunch gathering Thursday for GOP Senate chiefs of staff to defend Trump's controversial tariff policy with a confusing and "arrogant" presentation.

Politico reported that the arguments made by Miller, who is also Trump's homeland security adviser, alluded to the British Empire and left the aides asking one another, “What on Earth was that?".

However, members of the GOP have warned that the decision...