1) Where and when was first developed the practice of fasting?

2) What were the demises of Romulus Augustus and Constantine XI Palailogos, the last rulers of the Western and Eastern Roman Empires respectively? There only exists circumstantial evidence of their supposed deaths...

3) Was asphalt used during the 1st, 2nd and pre-deluge civilizations?
3b) If so, what for?

4a) What is truth behind the myth of the Roman empire founders Romulus and Remus?
4b) Where did they came from?
4c) Did their ancestor came from Troja as some academics claim?