The few citations which have been associated with helot revolt are discussed below.
From the en.wikipedia.org
However, his colleague had insisted on being led into battle, partially blind, by a helot.
From the en.wikipedia.org
In 462 BC, he led an unsuccessful expedition to support the Spartans during the helot uprisings.
From the en.wikipedia.org
Conflict between the states flared up again in 465 BC, when a helot revolt broke out in Sparta.
From the en.wikipedia.org
The helots made the Spartan system possible, but now the post off Pylos began attracting helot runaways.
From the en.wikipedia.org
The Spartan economy improved significantly with the inflow of dues from the new helot class of Messenia.
From the en.wikipedia.org
His mother may have been a helot, which meant he was not a true Spartiate but a mothax, a man of inferior status.
From the en.wikipedia.org
She called to Sparta for assistance but was denied, as Sparta was facing the largest helot revolution in its history.
From the en.wikipedia.org
Helot women were often used as wet nurses.
From the en.wikipedia.org
More examples
Serf: (Middle Ages) a person who is bound to the land and owned by the feudal lord
This article is part of the series:nSpartan Constitution
An individual of the ancient Spartan class of serfs; A serf; a slave
(helots) Conquered indigenous population of Spartan city-state; provided agricultural labor for Spartan landowners; only semi-free; largest population of Spartan city-state. (p. 146)
(Helots) Serfs working land in ancient Sparta.
The Helots were conquered Messenians. Messenia was conquered by the Spartans, who started their conquest around 735 BC. The Spartans made the Messenians their slaves.
In Ancient Greece meaning a serf or slave, and in the twentieth century used to refer specifically to the dispossession and enslavement of occupied peoples in their own land.
The slave underclass of Sparta. Owned by the state, these slaves were allotted to all Spartans males when they turned 20 years old and were assigned to work specific plots of land held by their Spartan master. ...
Conquered subjects used as serfs, both in the Eurotas valley and in Messenia to the west; legally they were enemies of the State and subject to arbitrary brutal treatment. They were the property of the Spartan State.