The nickname was originally coined in 2019 by Biden's predecessor and successor, Donald Trump.On April 25, 2019, United States president Donald Trump tweeted, "Welcome to the race, Sleepy Joe."[1] During the 2020 presidential election, including the final campaign debates, Trump generally mocked his opponent Biden repeatedly, calling him "Sleepy Joe".It has been noted that Trump is not convinced that "Sleepy Joe" is particularly "dangerous", and some of his advisers agreed and urged him to stop using the nickname.Reinforcing his war against "radical-left democrats", Trump seized on popular calls to "protect the police" and falsely attributed them to "Sleepy Joe".