Decelea is an ancient Greek village located in the region of Attica, near Athens. It was known for its strategic position and played a significant role during the Peloponnesian War. The village was associated with the Spartan occupation, which aimed to disrupt Athenian resources and communication. The site of Decelea is also notable for its historical significance in Greek history. It served as a fortified base for the Spartans, allowing them to launch raids against Athenian territories. Today, the area is recognized for its archaeological remains, reflecting its importance in ancient times.