Shakhtar Donetsk

Shakhtar Donetsk demand £43m in damages from Fifa over lost transfer fees

In June, football's world governing body ruled that foreign players in the country could suspend their contracts following Russia's invasion.

The club have appealed to the Court of Arbitration for Sport (CAS).

"We had to do this because of Fifa's highly unfair ruling," Shakhtar Donetsk chief executive Sergei Palkin told BBC Sport.

"The consequences mean we will continue to lose significant income from deals we expected to close.