New Delhi, July 25 -- US President Donald Trump has threatened to initiate a Section 301 investigation into the European Union over what he described as discriminatory fines imposed on American technology companies, warning that the bloc could face significant tariffs in response.

In a post on Truth Social late Friday, Trump accused the European Union of repeatedly targeting major US companies and said Washington would not allow American businesses or taxpayers to be used as a "piggybank" for Europe.

"After having fined Apple, for no reason at all, 15 Billion Dollars, Meta, 3 Billion Dollars, Amazon 2.5 Billion Dollars, and many others, we have just been informed that Google ... has been fined yet another 1 Billion Dollars," Trump said....