For 10 points, name this 1400s civil conflict between the Houses of York and Lancaster, who were each represented by a flower.
"Loveday" was an attempt to stop this conflict, during which the Act of Accord was enacted. Jane Shore was a mistress of one of its participants. Its engagement at Lose-Coat Field was lost by a duke of Clarence, and three suns seemed to appear in the sky during its Battle of Mortimer's Cross. Richard Neville was nicknamed "Warwick the Kingmaker" during this conflict, in which Margaret of Anjou led forces at Tewkesbury. Edward IV died during a lull in this war, which ended when Henry VII won at Bosworth Field and started the Tudor house. For 10 points, name this 1400s civil conflict between the Houses of York and Lancaster, who were each represented by a flower.
"Loveday" was an attempt to stop this conflict, during which the Act of Accord was enacted.
War[s] of the Roses