Embattled Environmental Protection Agency Administrator Scott Pruitt resigned July 5 after 503 days on the job. His acrimonious departure comes amid dozens of investigations into his ethics, ranging from expensive travel and questionable ties to industry to sending aides on missions to find hotel mattresses and lotions. Here’s a timeline of some of the most shocking incidents and high-profile activities over the course of his tenure.

Jessie Bur and Madeleine Longwell contributed to this report.