During the 17th century.
The year 1700, as with all years from 1601 to 1700, was in the seventeenth century.
The 20th
1645
18th century
No, the 18th century lasted from 1701 - 1800. The year of 1820 was during the 19th century.
During the 20th century.
The 18th century.
It occured in the 16th Century.
The year 1808, as with any year between 1801 and 1900, fell in the nineteenth century.
The year 1573 - as with any of the years between 1501 and 1600, occurred in the sixteenth century.
The year 435BCE, along with any year between 500BCE and 401BCE, occured during the fifth century BCE.
The year 1626 was in the 17th century.
The century is alway one bigger than the date, so 1792 is late 18th century and 2008 is early 21st century.
20th century
16th century
In the 20th century.
The year 1600 occured in the 17th century.