We spend less on our government as a percentage of gross domestic product than most of our peer countries do, and we also tax less than most of them do. https://www.washingtonpost.com/opinions/2023/02/02/budget-cuts-liberals/
Want to cut spending, Republicans? Liberals have some ideas for that.

The GOP wants to slash the federal budget, but won't say how. Here's what the left would cut.

The Washington Post
Cut military hardware spending, especially on nuclear weapons that should never be used. “Trimming weapons and military contracts is long overdue. And Congress routinely refuses to allow the Pentagon to retire weapons systems it no longer wants.”