When did Santa Claus came into existence?

When did Saint Nick become santa clause and how did he become santa clause and how can he deliver presents to all the children in thworld in 24 hours if most countrys are in morning and most are in night ?

another answer:

Santa Claus is really a saint, santa came from saint! duh. and i really saw santa Claus is really a saint in my sister's book. so, no joke, santa is a saint

Yes, Santa Clause is actually a saint. We know this when we look at Santa Clause's most other common name, Saint Nicholas. Thus, we know that he is a saint.