Datas - Como ler

March 30th, 1905 (USA) and 30 March, 1905 (British)
March the thirtieth, nineteen hundred-oh-five
OR
The thirtieth of March, nineteen hundred-oh-five
OR
It’s March the thirtieth.
I have a teste in March.
I have a test on March 30th.

AD / BC: To distinguish dates before and after the birth of Christ.

AD Anno Domini (Latin for “in the year of Lord”) - It can come before or after the date.
BC Before Christ. It follows the date.