Krani, also known as Cranii, is an area on the Greek

Greece

Greece , officially the Hellenic Republic , and historically Hellas or the Republic of Greece in English, is a country in southeastern Europe....

 island of Kefalonia

Kefalonia

The island of Cephalonia, also known as Kefalonia, Cephallenia, Cephallonia, Kefallinia, or Kefallonia , is the largest of the Ionian Islands in western Greece, with an area of . It is also a separate regional unit of the Ionian Islands region, and the only municipality of the regional unit...

. According to Thucydides

Thucydides

Thucydides was a Greek historian and author from Alimos. His History of the Peloponnesian War recounts the 5th century BC war between Sparta and Athens to the year 411 BC...

' History of the Peloponnesian War

Peloponnesian War

The Peloponnesian War, 431 to 404 BC, was an ancient Greek war fought by Athens and its empire against the Peloponnesian League led by Sparta. Historians have traditionally divided the war into three phases...

, Krani was settled by the Messenians and Helot deserters of Sparta

Sparta

Sparta or Lacedaemon, was a prominent city-state in ancient Greece, situated on the banks of the River Eurotas in Laconia, in south-eastern Peloponnese. It emerged as a political entity around the 10th century BC, when the invading Dorians subjugated the local, non-Dorian population. From c...

 at the discretion of Athens. As part of the negotiations with Sparta after the "50 Years Truce" was signed, these people were moved from their garrison at Pylos where they were involved in a blockade of the troops on the island in the bay of Pylos. They were relieved by Athenian troops who then garrisoned the bay.