Skip to topic
    ← Back to course topics

    Paper 3, Option 30: Lancastrians, Yorkists and Henry VII, 1399–1509 - 4 The Yorkists divided, 1478–85 — Edexcel A-Level History

    Verified courseTeaching note checked against the official specification.

    Paper 3, Option 30: Lancastrians, Yorkists and Henry VII, 1399–1509 - 4 The Yorkists divided, 1478–85 explained

    Paper 3, Option 30: Lancastrians, Yorkists and Henry VII, 1399–1509 - 4 The Yorkists divided, 1478–85 covers 3 specification points, including The reasons for the attainder and murder of… and The significance of his seizure of the throne….

    Read the full explanation

    Open a point below for its explanation and revision guidance.

    The reasons for the attainder and murder of George, Duke of Clarence in 1478; tensions in the Yorkist camp and the impact of Edward's early death 1483.

    This topic examines the fall of George, Duke of Clarence, and the instability that followed Edward IV's death. Clarence's attainder and murder in 1478 resulted from his repeated defiance, his involvement in plots (including the Readeption and the 1477 treason trial of Thomas Burdet), and Edward IV's need to secure the succession for his son. The attainder removed Clarence's legal rights and he was executed in the Tower. After Edward IV died in 1483, tensions in the Yorkist camp intensified: the Woodville faction, Richard of Gloucester's protectorate, and the fate of the Princes in the Tower divided the family and enabled Henry Tudor's later challenge.

    The challenges faced by Richard III: the significance of his seizure of the throne 1483; the disappearance of the princes in the Tower; the Duke of Buckingham's rebellion; his relative failures compared with Edward IV.

    Richard III's reign began with a coup: in 1483 he took the throne from his nephew Edward V, relying on claims of illegitimacy. This seizure split the Yorkist elite and gave opponents a moral cause. The princes in the Tower then disappeared, probably murdered, creating a lasting stain that fuelled rebellion and foreign criticism. Buckingham's rebellion in 1483, though crushed, showed noble disaffection and linked Richard's enemies to Henry Tudor. Compared with Edward IV, Richard faced more plots, less financial security and a narrower power base. His reliance on northern retainers alienated southern gentry, while Edward had built broad support and stable finances. These challenges explain why Richard fell in 1485.

    Henry Tudor and the reasons for his success at the Battle of Bosworth Field: foreign aid and the role of the Stanleys.

    Henry Tudor's victory at Bosworth in 1485 depended on several factors. Foreign aid, especially from France, provided money, ships and troops, while support from Brittany earlier gave him a base. The Stanleys, a powerful noble family, played a decisive role: Thomas, Lord Stanley, and his brother Sir William Stanley, brought forces that tipped the balance. Their late intervention on Henry's side weakened Richard III's army at the critical moment. Henry's success also relied on his own leadership, the unpopularity of Richard III, and the defection of key Yorkists. Without foreign aid and the Stanleys, Henry's small invasion force might have been crushed. Thus, the battle was won by a combination of external support and timely noble defection.

    Your focus

    1. Explain the reasons for the attainder and murder of George, Duke of Clarence in 1478.
    2. Analyse the tensions within the Yorkist camp between 1478 and 1483.
    3. Assess the impact of Edward IV's early death on the stability of Yorkist rule.
    Show all 9 objectives
    1. Explain the significance of Richard III's seizure of the throne in 1483 for Yorkist politics.
    2. Analyse the political impact of the disappearance of the princes in the Tower.
    3. Evaluate the extent to which Buckingham's rebellion and Richard's relative failures compared with Edward IV contributed to his vulnerability by 1485.
    4. Explain how foreign aid contributed to Henry Tudor's success at Bosworth.
    5. Analyse the role of the Stanleys in the outcome of the Battle of Bosworth Field.
    6. Evaluate the relative importance of foreign aid and the Stanleys compared with other factors in Henry's victory.

    Paper 3, Option 30: Lancastrians, Yorkists and Henry VII, 1399–1509 - 4 The Yorkists divided, 1478–85 exam tips

    Marking Points
    • Explains the reasons for Clarence's attainder: his rebellion, his association with treasonous plots, his conflict with Edward IV over the Neville inheritance, and the king's desire to protect his own line.
    • Describes the process and consequences of attainder, including the loss of titles and lands, and how it led to Clarence's execution in 1478.
    • Analyses the tensions within the Yorkist camp after 1478, such as rivalry between Gloucester and the Woodvilles, and the disputed succession after Edward IV's death in 1483.
    • Assesses the impact of Edward IV's early death: the short reign of Edward V, Richard III's usurpation, the disappearance of the princes, and the opening for Henry Tudor.
    • Explains how Richard's seizure of the throne in 1483 was significant because it broke hereditary succession and divided the Yorkist affinity, turning some nobles and gentry against him.
    • Analyses the impact of the disappearance of the princes in the Tower: it removed Edward V and his brother as focal points for opposition but also created a propaganda weapon for Henry Tudor and foreign powers.
    • Assesses the Duke of Buckingham's rebellion as evidence of noble disaffection, noting its failure but also its role in linking dissident Yorkists with Henry Tudor's cause.
    • Compares Richard III's relative failures with Edward IV: Edward had broader noble support, better financial management and greater political skill, whereas Richard faced more conspiracies, a narrower power base and financial strain.
    • Uses specific evidence, such as the dates 1483 and 1485, the names of key figures (Edward V, Buckingham, Henry Tudor) and the nature of the challenges, to support judgements about the severity of Richard's problems.
    • Explains how foreign aid, particularly from France, provided Henry Tudor with essential resources such as troops, ships and finance for his invasion in 1485.
    • Analyses the role of the Stanleys, especially Thomas, Lord Stanley, and Sir William Stanley, in bringing significant forces to support Henry at Bosworth and their decisive late intervention.
    • Assesses the importance of the Stanleys' switch to Henry's side in tipping the balance of the battle, considering Richard III's reliance on their support and their family connection to Henry through Margaret Beaufort.
    • Evaluates the relative significance of foreign aid and the Stanleys alongside other factors, such as Henry's leadership, Richard III's unpopularity and the defection of other nobles, in explaining Henry's success.
    • Uses specific evidence, such as the date 1485, the names of the Stanleys and the nature of French aid, to support arguments about why Henry won at Bosworth.
    Examiner Tips
    • 💡Structure your answer to cover both the reasons for Clarence's fall and the later Yorkist divisions, as the statement requires both.
    • 💡Use terms such as 'attainder', 'protectorate', and 'usurpation' accurately to show understanding of political and legal processes.
    • 💡When discussing 1483, distinguish between the immediate succession dispute and the longer-term consequences for Yorkist rule.
    • 💡Plan your answer around the four named challenges, ensuring each is analysed for its significance rather than merely described.
    • 💡Use precise dates and names to support your arguments, but avoid narrating events without linking them to the challenges Richard faced.
    • 💡When comparing Richard with Edward IV, focus on relative failures in political management, finance and noble relations, and reach a clear judgement on how far these explain Richard's downfall.
    • 💡Structure your answer around the two named factors, foreign aid and the Stanleys, but also consider how they interacted with other reasons for Henry's success.
    • 💡Use precise details about the Stanleys' forces and French aid to demonstrate depth of knowledge, but avoid listing facts without analysis.
    • 💡Reach a clear judgement on the relative importance of foreign aid and the Stanleys, supporting it with evidence from the battle and its context.
    Common Mistakes
    • Treating Clarence's murder as simply a personal quarrel: correct this by linking it to wider dynastic insecurity and the legal mechanism of attainder.
    • Assuming Edward IV's death automatically caused civil war: correct this by explaining the specific political rivalries and decisions that turned a succession into a crisis.
    • Confusing the attainder with a simple execution: correct this by noting that attainder was a parliamentary act stripping legal rights, which preceded and enabled the execution.
    • Treating the disappearance of the princes as a simple fact without considering its political significance; instead, explain how uncertainty and rumour damaged Richard's reputation and aided his enemies.
    • Assuming Buckingham's rebellion was a minor event because it failed; instead, show how it revealed the extent of disaffection and provided a bridge between Yorkist dissidents and Henry Tudor.
    • Presenting Richard III as uniquely unsuccessful without comparing him to Edward IV; instead, use specific points of comparison such as financial stability, noble support and susceptibility to rebellion.
    • Overstating the size of Henry's army or the French contribution without considering the logistical challenges; instead, explain how foreign aid was crucial but not overwhelming.
    • Treating the Stanleys as loyal to Henry from the start; instead, show their calculated neutrality and late intervention, which was decisive but not guaranteed.
    • Ignoring other factors such as Richard III's mistakes or Henry's own leadership; instead, integrate foreign aid and the Stanleys into a broader explanation of success.