Complete the following sentence: Richard and Edward were forced to flee to Burgundy in October 1470 after Warwick defected to the side of the former Lancastrian queen Margaret of Anjou. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ Edward was restored to the throne in the spring of 1471, following the battles of
Barnet and Tewkesbury, in both of which the 18-year-old Richard played a crucial role.