Dated
What date is it today?
Today is the 11th of June
Which year is it now?
When did Kyrgyzstan become independent?
on 31st of August
The Second World War started in 1939
When did the 2nd World War start?
on 1st September in 1939
1900 is the 19th century
1900 is the 20th century, 1800 is the 19th century