Conversation so far:
What did Johan Galtung think about the US?
For Johan Galtung, the US is simultaneously a republic and an empire, a distinction he believes is highly relevant.
Can you explain Johan Galtung's distinction of the US being simultaneously a republic and an empire?
The US is on one hand loved for its republican qualities, and on the other loathed by its enemies abroad for its perceived military aggressions.

Question: Did Galtung write anything about the US?
Self-contained rewrite: Did Johan Galtung write anything about the US?