How do I add births/deaths before birth of Christ

Question

I cannot add BC to the date of births/deaths

Answer 1

And how have you managed to trace your family tree back over 2000 years ?

Comments

This is in regard to a genealogy I have made of nobility of antiquity, I have only reached the 18th century on my own family tree.

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That isn't what this program was designed for

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I'll use another website instead then.