The main events of a play, novel, movie, or similar work is called

Can someone me check these latin translations ? 1. itaque numa pace et lege civitatem auxit. (and so numa has spread law and peace to the state.) 2. tum tullus hostilius rex fuit. (then he was made king.) 3. tullus hostilius fuit ferox; et bellum *** albanis petivit. 4. post albani victi erant, romani fecerunt duces ex albanis. 5. proximus rex romanorum erat ancus marcius. (the next king was ancus marcus.)