Simplify the following text for a Grade 13 native English-speaking person.
Original: Military historian Theodore Ayrault Dodge once famously called Hannibal the `` father of strategy '' , because his greatest enemy , Rome , came to adopt elements of his military tactics in its own strategic arsenal .
Simplified: Military historian Theodore Ayrault Dodge once called Hannibal the `` father of strategy '' because even his greatest enemy , Rome , copied his military ideas .