India, March 22 -- Former FBI Director Robert Mueller has died at the age of 81, prompting a controversial statement from US President Donald Trump, who said he was "glad he's dead," in a Truth Social post.

Trump has long criticized Mueller and his investigation into Russian interference in the 2016 US presidential election and possible links to Trump's campaign. Trump claimed in his post that Mueller could "no longer hurt innocent people," reflecting years of hostility toward the probe.

Mueller was appointed as special counsel to independently investigate Trump's campaign in 2017. This role often placed Mueller in direct opposition to Trump.

Reuters noted that Mueller maintained a nonpartisan, low-profile approach during the investiga...