How does the exclusion of certain countries from playing the top nations help with the expansion of cricket or Test cricket? Ideally, it serves fewer games in the calendar for Tests but opens slots for shorter-version formats.

Vaughan joined former India coach Ravi Shastri in urging a shake-up which would include relegation and promotion to help ensure the survival of the red-ball game.

Any plan for a move to two divisions in Test cricket would kick in after the end of the current Future Tours Program in 2027, a year which will also feature a 150th anniversary Test match between Australia and England at the MCG.