twenty-first century
2004 is in the twenty-first century.
The 8th Century AD, which is also the 8th Century CE.
The first century CE began at the beginning of 1 CE and ended at the end of 100 CE. The first century BCE ended at the end of 1 BCE, and the second century CE began at the beginning of 101 CE. (Note that there is no year 0, so 1 BCE immediately precedes 1 CE.)
The 8th century AD. AD and CE are the same.
The 13th Century.
2004 is in the twenty-first century.
The 8th Century AD, which is also the 8th Century CE.
The first century CE began at the beginning of 1 CE and ended at the end of 100 CE. The first century BCE ended at the end of 1 BCE, and the second century CE began at the beginning of 101 CE. (Note that there is no year 0, so 1 BCE immediately precedes 1 CE.)
The 8th century AD. AD and CE are the same.
The 13th Century.
The 6th century.
In the West, from the 1st Century BCE to the 4th Century CE. In the East until the 15th Century CE.
the first century
The country that got its independence in 10th Century CE is Denmark.
the year 1000 AD or CE
1235 CE
The ancient times ended with the fall of the Roman Emprire at 476 AD/ CE. In reality the process for the fall of the Roman Emprire commenced with the transfer of the capital from Roma to Nova Roma [New Rome - later Constantinople] at 336 BCE/ CE. The middle ages emerged and lasted until the 16th century AD/ CE when the most recent times emerged.