The first century AD fell between the years 1 and 100.
The year 1200 was the first year of the 13th century.
There was no year zero century or year zero. 1 AD immediately followed 1 BC. The first century AD immediately followed the first century BC. There was no century between them.
The first year of the 21st century was 2001.
1400 was the first year of the 15th century.
1200 was the first year of the 13th century.
801AD was the first year of the ninth century.
The first year of the 29th century will be 2801.
The year 87 was in the first century
The first year of the fourth century would be 301 (A.D.).
The year 800 was the first year of the 9th century.
The year 1200 was the first year of the 13th century.
The year 2000 was the first year of the 21st century.
The year 81 is in the first century CE.
It is in the first century BC, which is different to the first century AD.
The year 1451 was in the 15th century.Remember it this way. The year 1451 is CCYY where CC = Century and YY = year.To get the century always add 1 to CC. Why? Well, that's because the counting started at zero. Therefore, the first day of the first year of the first century was the 1st century (and not the zero century). The first day of the first year of the second cenrury was the 2nd century and so on.
999 is the final year of the 10th century 1000 is the first year of the 11th century.
There was no year zero century or year zero. 1 AD immediately followed 1 BC. The first century AD immediately followed the first century BC. There was no century between them.