US President Donald Trump blasted European Union regulators for targeting Apple Inc., Alphabet Inc.’s Google and Meta Platforms Inc., describing their cases against American companies as “a form of taxation.

The Competition and Markets Authority said it launched separate investigations to determine whether the mobile ecosystems controlled by Apple and Google should be given “strategic market status” that would mandate changes in the companies' practices.

The country’s Competition and Markets Authority is investigating mobile ecosystems controlled by Apple and Alphabet’s Google to work out if they need to obey a strict new law governing digital competition.