Panuto: Tukuyin ang Dinastiya sa China, Korea at Japan na nag-ambag sa mga sumusunod.
1. Bakal na araro
2. Gun powder:
3. Crossbow:
4. Woodblock printing: 5.Forbidden city:​

One exception to the full faith and credit clause is that one state cannot enforce the civil law of another state is required to recognize marriages and divorces in another state cannot enforce the criminal law of another state is required to enforce the criminal law of another state