Due to his strong criticism of Trump and the Republican Party on Last Week Tonight, Oliver and Last Week Tonight have been accused of liberal bias; Zac Davis wrote in America that Oliver "robs his viewers of the opportunity to think, or have any deep understanding of an issue".
The criticism of Trump and the Republican Party by Oliver on Last Week Tonight has led to accusations of liberal leanings against Oliver and the show; Zac Davis argued in America that Oliver prevents his viewers from developing a deep understanding of an issue.