Simplify the following text for a Grade 7 native English-speaking person.
Original: Carthage at the time was in such a poor state that its navy was unable to transport his army to Iberia ( Hispania ) ; instead , Hamilcar had to march it towards the Pillars of Hercules and transport it across the Strait of Gibraltar ( present-day Morocco\/Spain ) .
Simplified: Its navy could not carry his army to Iberia ( Hispania ) . Hamilcar had to march towards the Pillars of Hercules and transport it across the strait .