Rome: Total War/Controls

Escape(Esc): Opens up Pause menu

P: Pauses (during a battle)

Mouse Right Click: Orders a unit to move/attack enemy unit(during battle)

Mouse Left Click: Selects a unit(battle), Selects army/fleet/settlement(on Campaign Map), General Selecting and Action Button

Mouse Left Click x2: Moves Camera to double-clicked unit(During battle), More information on Rival Factions' Army/General/Agent/Fleet/Settlement (Campaign Map), More information on double-clicked unit(Battle while paused)

F: Shortcut Key to activate select unit's Special Ability(During battle)

W: Shortcut Key to command selected units to Withdraw/Retreat(During battle)