Please give a short, simple answer with 2 t 3 short sentces

What methods did the Incas use to unify their large empire?

3 answers

The Incas unified their large empire through a combination of strong centralized governance, an extensive road system for communication and trade, and the use of a common language, Quechua. They also integrated conquered peoples by relocating them and promoting Inca culture and religion. Additionally, they established a system of rewards and punishments to maintain loyalty and order.

I said short sentces

The Incas unified their empire through a strong central government and an extensive road system. They promoted a common language, Quechua, and integrated conquered peoples. Rewards and punishments were used to maintain loyalty.