The decision was made by the company that owns the tournament.
The relevant decision was made by Relevant Sports, which owns this tournament, citing uncertainty with the calendar of European Championships. Many European football leagues have suspended games, but expect to complete the season this year.
The International Champions Cup has been held since 2013, with matches taking place in July and August. It is attended by leading European clubs, which attract a lot of spectators to the games.
The current Cup winner is Benfica.