Events that happened during the Golden age

When did the Roman Empire become one of the largest civilizations in the world?

When did Emperor Constantine decide to move the capital of the Roman empire to the most central location?

When did Abu Al Abbas become the Khalif and the Abbasids dynasty starts?

When did the golden age of Islamic civilization occur?

Where was the first organized hospital thought to have been?

What was the time of stability known as?

What kind of books were translated into Spanish and French in the 19th century?

What did the Muslim inventor Abbas ibn attempt to do in the 9th century?

What did Al Zahrawi invent in the 10th century?

What book did Ibn Sina write in the 11th century?