Answer:
There are few reasons why so here are some of them,
They were afraid that the helots might someday rebel, so Sparta made the government force all boys and men to fight in war.
Sparta wanted to make sure that they weren't going to lose any war. Also to make their people tough and strong for wars, because they didn't want anything bad to happen to their slaves.
So that can know that their military is much stringer, and they will not have to use as many people as other countries.
Explanation:
<h2>
An abyssal plain</h2>
An abyssal plain is the bottom of a drop off in the ocean. A drop off is where the floor of the ocean suddenly drops down to lengths of 3000-6000 meters down. (Some aren't this deep and some are deeper.)
Camel caravans that could travel over long, arid distances carried a significant amount of goods throughout the region.
Freedom of Speech Right to bear arms and Freedom of press