MINNEAPOLIS (AP) — A Willmar man accused of illegally possessing a large cache of weapons has pleaded guilty in federal court.

Forty-six-year-old Chad Monson was arrested during a Jan. 30 raid of his rural Kandiyohi County home by drug and gang task force agents.

READ MORE: WCCO Saturday Morning Links: Jan. 22, 2022

A federal grand jury in June indicted him on numerous firearms violations related to an arsenal of machine guns, ammunition, silencers and pipe bombs.

READ MORE: South Dakota's Kristi Noem Unveils Proposal To Ban Nearly All Abortions, Mimicking Texas Law

The U.S. attorney’s office says Willmar pleaded guilty on Thursday. A sentencing date wasn’t immediately set.

MORE NEWS: 'We Did Pretty Good': Hopkins Girls Basketball Take On No. 1 Team In The Country

(© Copyright 2018 The Associated Press. All Rights Reserved. This material may not be published, broadcast, rewritten or redistributed.)