Probably in 1483.
1468
In 1495.
About 1587.
Nobody knows when Leonardo da Vinci started his beautiful work on the Mona Lisa .
Leonardo da Vinci started painting 'Baptism of Christ' in 1475 and it took him 5 years to finish it.
Most experts agree that Leonardo da Vinci began painting in approximately 1469, however, the specific month is undocumented. Leonardo da Vinci lived from 1452 to 1519.
It was a commissioned painting. He was paid to do it.
Leonardo DA Vinci recorded his notes backwards so he could see them in the mirror.
He becomes a member of The Florence Painters' Guild. == ==
Leonardo di Caprio and Leonardo da Vinci are the most known in the world but there a lot if you search on the Internet.
When he was an apprentice in the studio of Andrea del Verrocchio.
He started it because it was a gift when he was born. And alot of things could've inspired him.