Constantine is a name that can be associated with multiple historical figures, both male and female. However, the most well-known historical figure associated with the name Constantine is Constantine the Great, also known as Flavius Valerius Constantinus. Constantine the Great was a Roman emperor who ruled from 306 to 337 AD.
Constantine is historically known for several significant events and accomplishments. One of the most significant was his role in the conversion of the Roman Empire to Christianity. He issued the Edict of Milan in 313 AD, which granted religious tolerance to Christians and ended the persecution of Christians in the Roman Empire. He also played a crucial role in the Council of Nicaea in 325 AD, where Christian doctrine was discussed and established.
Regarding the question about "what happened to her," it seems there might be a confusion or mistake, as Constantine the Great was a male historical figure. It's important to note that historical records refer to Constantine the Great as a male emperor. If there is another Constantine or a specific event you are referring to, please provide more context, and I will do my best to assist you further.