In the United States, billionaire investor Leon Black failed to appear for a congressional deposition on September 3, 2026, regarding his ties to Jeffrey Epstein. Instead, he filed a lawsuit against the House Oversight Committee, challenging subpoenas that demanded nondisclosure agreements. Black's attorney argued that the subpoenas exceeded the committee's authority and violated privacy rights.
We’ll perform a deep-dive analysis of all sources and publicly available external materials, then prepare a structured timeline of events, an in-depth report explaining the background and context, and multiple perspectives.