Silva, a member of the Invincibles side in the 2003/04 campaign, spent six seasons at Arsenal where he won the Premier League title and two FA Cup medals. But in the last ten years Arsenal have only won two FA Cups, leading to annual criticism over Wenger's methods and uncertainty regarding his future. Ferguson took his final bow at United in 2013 but David Moyes and Louis Van Gaal failed to emulate the success of their predecessor.

Jeremy Corbyn offers transfer advice in Arsenal programme from 2000 Fri, June 9, 2017 Labour Party leader and Arsenal fan Jeremy Corbyn was asked who he would spend £150m on back in 2000, and Arsene Wenger should have listened to his suggestions Play slideshow Getty•@Zonal_Marking 1 of 9 Labour Party leader Jeremy Corbyn offered transfer advice to Arsenal in 2000

Jose Mourinho was drafted in this summer and after spending over £150million in the summer United are expected to be challenging for trophies once again. But Silva has warned Arsenal face a similar fate of transition if Wenger is driven out of the club. "As a football manager, to stay in a club for 20 years you have to congratulate the guy for achieving such an important thing in his life," Gilberto said.

GETTY Gilberto Silva believes criticism around Arsene Wenger is harsh

GETTY Arsene Wenger has won just two trophies in the last decade

"The way he changed the club by bringing new ideas and helping bring in good players for the club, meant that they got the results everyone expected. This is not so easy. "Sometimes he will make mistakes and when you fail, sometimes people don’t forgive you. "Arsene at this time is facing a lot of criticism for the way the team play and they haven’t got the trophies.