Blair Warned of Flawed Post Office IT System Risks Before 1999 Rollout
• Sir Tony Blair was warned in 1998 that the Horizon IT system could be unreliable before it was rolled out • He sought reassurances on its reliability from ministers like Peter Mandelson • Mandelson warned cancelling Horizon could damage relations with Fujitsu and lead to post office closures • Blair's concern was the system's viability and reliability, and he received reassurances • It's now clear Horizon was flawed, leading to unacceptable consequences for hundreds of workers