Which of the following is NOT true of Europe in terms of the invasions?

Population declines

fedudal system increased in importance arise of the 2nd roman empire trrade and travel decresed

The option that is NOT true of Europe in terms of invasions is the following:

- Trade and travel decreased.

All the other options are true:

- Population declines occurred during invasions.
- The feudal system increased in importance.
- There was a rise of the 2nd Roman Empire.