[baldfat]

Hannibal? He fought the Romans in Spain and then took the elephants over the Italian Alps and attacks Rome from the North. That is the greatest military feat for me.

https://www.theguardian.com/science/2016/apr/03/where-muck-h...

[_Codemonkeyism]

Yes the Romans had elephant idea probably from Hannibal, the article references the Punic wars.