Yes, before forming the United Arab Emirates in 1971, the region was primarily known as the Trucial States or Trucial Oman. This name reflected a series of treaties between individual emirates and the British Empire starting in 1853, which established the region as a British protectorate.
Yes - I didn't know this. From Google:
That's right. Oman. I remember now. I know the son of an ambassador from there during my college years.