LONDON — Manchester United unveiled plans on Tuesday to build the “world’s greatest” soccer stadium. A proposed 100,000-seater arena, costing around 2 billion pounds ($2.6 billion), would be built next to United’s current Old Trafford home and surpass Wembley Stadium as the biggest in the United Kingdom.

Jim Ratcliffe, the billionaire co-owner of the soccer club, framed plans for the 100,000-seat venue as crucial to the British government’s plan to revive the northern English city.

Manchester United plan to build a new two billion pound ($2.59 billion) 100,000-seat stadium that will be the biggest in Britain, next to the existing Old Trafford, the club announced on Tuesday. The stadium is expected to be completed in five years,