How Stephen Miller is shaping Trump’s agenda

He’s known for relentlessly and ruthlessly pursuing Donald Trump’s agenda and for playing a big part in shaping it. 

Now, with the extraordinary start to 2026, which has included the capture of the Venezuelan president and a threat to take over Greenland, there’s a renewed focus on the US president’s key advisor Stephen Miller. 

Today, Ashley Parker, staff writer for The Atlantic magazine, on her investigation into Trump’s deputy chief of staff, his power and growing influence.

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Ashley Parker, The Atlantic staff writer