Quote by Charles Foster Bass
The United States government first learned of the diversion of the W-88 nuclear warhead design in late 1995.

Summary
This quote suggests that the United States government became aware of the diversion of the W-88 nuclear warhead design towards the end of 1995. It implies that the government obtained knowledge about the unauthorized transfer or use of the design, indicating a potential breach of security or misuse of classified information. This revelation would have sparked further investigations and actions to address the situation.