Trentino-Alto Adige/Sudtirol is a region of Italy that is not part of the country as a whole. It is in the north of the country. There are 1.1 million people in the region, 62% of whom speak Italian as their first language, 30% speak South Tyrolean German, and a number of other languages are spoken by immigrant groups. There are two self-governing provinces that make up the region: Trentino, which is where Trento is located, and South Tyrol, which is where Bolzano is located. Since the 1970s most legislative and administrative powers have been given to these two self-governing areas (Alto Adige in Italian).
It was a part of the Holy Roman Empire from the 9th century until the end of the empire in 1800. Short-lived Napoleonic Republic of Italy and Napoleonic Kingdom of Italy With the Austrian state of Tyrol, it is part of the Euroregion Tyrol-South Tyrol-Trentino.
In English, the region is called Trentino-South Tyrol or Trentino-Alto Adige, which is the name it goes by in Italy.