If you consider all flatbreads with toppings to be "pizza" then sure, that goes back basically forever.
People however usually think of the origin of pizza to be when tomatoes were added to the equation, and that has a much more well-defined history (mainly due to the limited availability and spread of tomatoes in Europe and around the world).
People however usually think of the origin of pizza to be when tomatoes were added to the equation, and that has a much more well-defined history (mainly due to the limited availability and spread of tomatoes in Europe and around the world).