Answer:
The main reason was the revolt of his army. Fearing the prospect of facing other large armies and exhausted by years of campaigning, Alexander's army mutinied at the Hyphasis River (Beas), refusing to march farther east.
Explanation: Goooooooogle. Credit to gooooogle.
Answer:
8. Barter Economy
Explanation:
Barter means exchange goods for services.
Answer:
It wasn't told until 50 years later because he did not want to get caught at the time for helping many jews escape. And many people don't care about all that stuff. But Sir Nicholas Winton(The man who saved those people) knew deep down inside that he had done something good whether people needed to know or not.
Explanation:
If you wanted to see it carved you would need to go to B, Washington DC