This is what happened in the past, and why there's slaves and such.

There used to be normal, peaceful clans in the forest island where this role play is, but one day a rouge group attacked, lead by a cat called starkcat. They enslaved all the clans, ruthlessly killing the cats who tried to rebel. Then, they set up camp in the forest, and eventually started to call themselves starkclan after there leader, who died in the fight. It's been 12 years, and the so called peace is beginning to end. A new rebel group has risen, and they are determined to not to lose this time....