The US government said an Indian government official worked with Gupta and others based around the world, directing the plan from India.
Gupta, who lives in India, was arrested by Czech Republic authorities under a US extradition order.
The news comes after the White House last week said it was taking the alleged plot to kill a Sikh separatist on US soil “extremely seriously” and had raised the issue with the Indian government.
The Financial Times reported the same day that US authorities had foiled a plot to kill American and Canadian citizen Gurpatwant Singh Pannun.
“The attempt on my life on American soil is a clear case of international terrorism from India that poses a challenge to America’s sovereignty and a threat to freedom of expression and democracy,” Pannun said in a statement after Wednesday’s news broke. Is.”
The Justice Department, which did not identify the target of the alleged assassination attempt on Wednesday, said Gupta was recruited into the effort in May 2023.