It might have been that once the Earth started to warm, some animals weren't able to adapt. Or possibly because new needs had to be met, so they found new animals to domesticate that could help with the new situation.
Answer:
No, they may only own one Medal of Honour.
Explanation:
It was a time of relative peace when people felt free to travel and trade
First one for sure
im guessing third one too
plz wait for another person to answer the rest but im pretty sure its only those two
hope this helps