Should it be illegal to impersonate someone of another country on the internet?

Some anonymous troll from God knows where impersonates someone from say Poland, Germany, France, Australia, Canada, and even Netherlands and makes those countries look bad. Forums and chat rooms are commonplace for this crap.

It needs to stop.

by the way, when you travel to those countries in real life and interact with a tourist/immigrant from there, the observation is different.

Should it be illegal to impersonate someone of another country on the internet?
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