Compare Athens to Sparta.

Both of these states were located on the territory of the Peloponnese;

Both were Greek city-states;

In Athens, there was a democratic form of government, and in Sparta there was an oligarchy at that time;

Athens was the cultural center of Greece, where art and trade developed, while in Sparta, military traditions were the main ones.

In fact, Sparta and Athens were longtime rivals who fought for supremacy over the rest of the Greek city-states.