Kennedy told voters during an event in California that U.S. foreign policy has been based on the "delusion" that American intervention abroad will uphold democracy.
As Kennedy scrambles to gain ballot access in Nevada, some Democratic Party leaders worry he may siphon votes from President Biden in the key battleground state.
In late March, the Nevada Secretary of State's Office acknowledged that a staffer wrongly informed Kennedy's campaign that it did not need to name a vice-presidential pick on its petition.
DNC files third complaint against RFK Jr super PAC, alleging shady fundraising practices and concealment cbsnews.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from cbsnews.com Daily Mail and Mail on Sunday newspapers.