China ancient "tuas" is which country?

Taziks, translated as "Great Food" in Chinese, namely the Arab Empire, has three later parts, namely the Arabian Peninsula, the two river basins, Iran and Baghdad; Green food, which is the Nile valley today, is Cairo; Eating white, that is, the Iberian Peninsula today, is Cordoba.

Silla, an ancient country on the Korean peninsula, once had three countries: Koguryo, Silla and Baekje. In 676 AD, Silla unified the Three Kingdoms.

Persia, now Iran, was destroyed by Macedonian Empire in 330 BC, and Sassanian Persian Empire, the new Persian Empire, was destroyed by Arab Empire in 650 BC.

Tianzhu is India today.

In 9 18, Silla general Wang Jian usurped the throne and established Korea, which is an ancient country on the Korean peninsula. Lee Korea replaced Korea until modern times.