A.D. means Ano Domini...or something like that. In the year of our lord. So that was AFTER Crist was born....so...... 20th Centery.
20th century
72AD was in the 1st century AD.
The year 705 AD is in the 7th century.
1150 AD is in the 12th 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 Ad Club was created in 1904.
19th century
It is the 18th century AD.
The first century AD.
The 1st century AD.
1st century AD
The 1st century AD.
It is the first century AD.
The 3rd Century AD.
It is the second century AD.
It is the first century AD.
The first century AD.