221 BC. Quin, the first emperor of China, seeks to unite the six states at war. His drastic demands and his multiple unjust arrests ended up triggering revolts.221 BC. Quin, the first emperor of China, seeks to unite the six states at war. His drastic demands and his multiple unjust arrests ended up triggering revolts.221 BC. Quin, the first emperor of China, seeks to unite the six states at war. His drastic demands and his multiple unjust arrests ended up triggering revolts.