New Delhi, March 9 -- Congress General Secretary Jairam Ramesh on Sunday talked about how thanks to US President Donald Trump, the word 'tariffs' has become a household name across the world.

Jairam Ramesh shared a trivia about how in 1913, the US Constitution was amended to introduce a federal income tax and the economist who championed for the same was a mentor of Dr B R Ambedkar.

"President Trump has made tariffs a household name across the world," he said in a post on X.

"Till the mid-1910s tariffs were the main source of revenue for the US Govt. In 1913, the US Constitution was amended to introduce a federal income tax for the first time. One of the most influential economists who championed and campaigned for the federal income t...