The UAE is a constitutional federation of seven emirates, with Abu Dhabi as capital, Arabic as official language and a dirham pegged to the US dollar
Background
The UAE passport topping the world rankings this week is a reminder of the country behind it: the UAE government portal says the passport holds the 1st position globally.
The portal describes the UAE as a constitutional federation of seven emirates.
The seven emirates are Abu Dhabi, Dubai, Sharjah, Ajman, Umm Al Quwain, Ras Al Khaimah and Fujairah.
Abu Dhabi city is the capital of the UAE.
Arabic is the official language and Islam the official religion.
The Arab Emirati Dirham (AED) is pegged to the US dollar at 1 USD = AED 3.6725.
In plain words
AED Arab Emirati Dirham — The UAE's currency, pegged to the US dollar.
Federation A union of states under a federal constitution — The UAE joins seven emirates under one federal government while each keeps its own local government.