They also chose to appoint the conservative majority on the Supreme Court which made these choices.
Blaming SCOTUS here is not out of the question, but they should not be "entirely" to blame, unless you think it's totally fine to run the Executive branch like you're trying to get away with something. It's not.
A sensible administration would not have used emergency powers to implement worldwide tariffs because they don't like how the world economy is shaping.
[0] https://fivepoints.mattglassman.net/p/the-court-ieepa-and-th...
National emergencies: Chadha wasn't the problem
https://prototypingpolitics.substack.com/p/national-emergenc...
Elizabeth Goiten (Brennan Center) testimony to a senate committee on May 22, 2024 (a nice summary of the general issue of executive use of emergencies)
[PDF] https://www.hsgac.senate.gov/wp-content/uploads/Testimony-Go...