This tax system is complicated and uncomfortably. Many are turning to pirates, illegal smugglers and others to trade with them due to their displeasure with the customs authorities OSRS Fire Cape. It is possible to go with one of the two power in quests. Colonial Boston is the closest I've come up with to an actual-life equivalent.
Runescape is currently comprised of a part of medieval Europe and the near east. For example, Fremmeniks-Scandanavia, Karamja-Sub-Saharan Africa, Asgarnia/Misthalin/Kandarin-England, Morytania-Eastern Europe, Al Kharid-Arabia.
That really only leaves Mediterranean/Southern Europe, so it would be logical for the new continent to resemble Italy/Spain/Greece. This could include iron age concepts. For instance it is possible to have two cities that are similar to Carthage as well as Rome (Carthage uses elephants, please).
They're not fighting however they have been at war in the past. They are currently locked in a tense standoff. You will be attacked by hardened foes if your character is attempting to travel between them Buy RS 2007 Gold. A city may be "good" and another might be "bad". You can have quests in which your character is fighting for each city, or both.