Stephen Miller is a 'true believer' behind core Trump policies

Miller's peacock confidence has served him well with Trump, who first got to know him in 2015

Staff members on Capitol Hill recall Stephen Miller, the 31-year-old White House adviser behind many of President Trump’s most contentious executive orders, as the guy from Jeff Sessions’s office who made their inboxes cry for mercy.

As a top aide to Mr. Sessions, the conservative Alabama senator, Mr. Miller dispatched dozens and dozens of bombastic emails to congressional staff members and reporters in early 2013 when the Senate was considering a big bipartisan immigration overhaul. Mr. Miller slammed the evils of “foreign labor” and pushed around nasty news articles on proponents of compromise, like Senator Marco Rubio of Florida.

One exhausted Senate