Why did the spartans emphizes military training

Sparta had to be in tiptop military shape because the city was in constant rivalry with the other major Greek cities namely Athens and Corinth and so had to be strong enough to defend the city and take the fight to their enemies to avoid being conquered. 

On april 20, 1814, the dethroned emperor left france for the isle of  elba, where he was exiled under the terms of the treaty of fontainebleau.napoleon  would be allowed to ruleelba, which had 12,000 inhabitants. perhaps cruelly, the treaty allowed him to retain the title "emperor."