The United States government has just crossed the magic line where its total national debt now exceeds (more than 100%) of GDP.
See here that ehe U.S. national debt of $15.033 trillion is now higher than the $15.032 trillion gross domestic product. The magic line usually means that a country is plunging into a long term malaise. There are other ways of calculating debt and GDP, but it is still not a pretty picture.
Here is national debt as a percent of GDP by country according to the CIA