There were several - the principal on was the Peloponnesian War 431-404 BCE.
The Athenians and Spartans fought each other in what is referred to as the Peloponnesian War from 431 to 404 BC .
because they all hated each other's guts as the Spartans were jerks and the Athenians were as well.
the Sparta were warriors so they looked down upon the Athenians as being weak. The Athenians were educated and schooled so they looked down upon the Spartans as being uneducated
Spartans might have been bothered by Athenian focus on arts and culture rather than military prowess, while Athenians might have been bothered by Spartan emphasis on a rigid, militaristic society that limited individual freedoms.
On various Greek Islands, also in the city of Athens itself, and the Peloponnese Island, which is where the Spartans came from.
The Spartans and Athenians had conflicting political systems and values, leading to mutual distrust and animosity. Sparta was a militaristic society that prioritized discipline and collective strength, while Athens valued democracy, culture, and individual expression. Their rivalry intensified during the Peloponnesian War, where competing interests and alliances further fueled their dislike for one another. This fundamental clash of ideologies contributed to a long-standing tension between the two city-states.
The Spartans did not have a war between each other.
They didn't wage war on each other.
they never encountered each other, they are from different ages.
africans fight each other because they belive that they should
it caused lroquois to fight each other
Trojans and Spartans seem similar & lived in the same era but aren't the some they even fought each other in the spartan war