The Battle of Mortimer's Cross is one of the most important in the Wars of the Roses.
It took place on either 2 or 3 of February, 1461, in North Herefordshire, between armies of the rival Yorkist and Lancastrian claimants to the English throne.
The Yorkist army led by local man Edward, Earl of March, won, and he went on to be crowned King.
As many as 4,000 may have been killed in the battle.
This was a key battle in the Wars of the Roses
Find out about the two armies who faced each other in February 1461, and what happened in the resulting battle.
Those who died in the fighting - as many as 4,000 by some accounts - are buried lately.
There are still places in the area that bear witness to the importance of this battle:
York and Lancaster
As many as 4,000 soldiers may have been killed in the battle
The Wars of the Roses were a struggle for the throne of England, between the houses of York and Lancaster.
Edward, Earl of March, led the Yorkist forces, and faced a Lancastrian army led by the Earls of Pembroke and Wiltshire, and Owen Tudor and his son Jasper. Find out more about who was fighting who:
The sun dogs and the battle
Parhelion's are also known as a mock Sun, false Sun or sundog
One of the most distinctive features of the battle was the appearance of a Parhelion, or false sun.
Find out more about this unusual natural phenomenon:
There will be a re-enactment of the battle on the 18/19 September 2010.
It will involve the
Three Shires Medieval Society
Lord Devereux's Medieval Retinue
, Freemen of Gwent, and
the Sons of the Dragon