New Delhi, Oct. 23 -- Donald Trump and World Liberty Financial, the cryptocurrency venture he co-founded with his sons, were sued by a shareholder of a rival crypto firm, who claimed that the president illegally profited from foreign-government payments through two transactions linked to the United Arab Emirates (UAE).

J. Benjamin Greenberg, a shareholder in Circle Internet Group Inc., claims illegal competition from World Liberty has harmed him and other Circle investors financially.

The suit claims Trump violated the Foreign Emoluments Clause, a provision of the US Constitution that bars presidents from taking payments from foreign governments without the approval of Congress, in two World Liberty transactions with the United Arab Emi...