The year 1440, as with any year between 1401 and 1500, fell in the fifteenth century.
It was in the fifteenth century.
the 15th century
1400 bc or ad
1st century AD
It is the first century AD.
The 1st century AD.
It is the 18th century AD.
The first century AD.
It is the second century AD.
The 1st century AD.
The 1st century AD.
The first century AD.