News that the Wyoming reserve had been privately leased reached the public in April 1922. Senator John Kendrick sought an explanation, while progressive Republican Robert La Follette pressed for a full investigation. The inquiry crossed party lines: it was not simply an administration voluntarily auditing itself, nor was every Republican opposed to looking into a Republican administration.[1]
Montana Democrat Thomas Walsh became the central investigator. Questions about the lease terms developed into questions about Interior Secretary Albert Fall's unexpectedly improved finances. Local journalists supplied leads; testimony and records tested them. The distinction between a tip and proof matters here. Suspicious spending made a useful question, but did not by itself identify the source of the money.[2]
Fall's explanation involving publisher Edward B. McLean did not survive scrutiny. McLean acknowledged that the checks he had given Fall had been returned uncashed. That undermined the supposed loan as an explanation for the money actually spent. Subsequent disclosures about Doheny's payment and other financial links transformed a disputed resource-policy decision into a documented corruption inquiry. The lesson is procedural: persistence, competing accounts and verifiable transactions supplied the case; a dramatic headline alone could not do it.[3]