OCR Specification focus:
‘Marriage diplomacy, alliances, warfare and trade were primary instruments for achieving foreign policy goals.’
Tudor monarchs relied on multiple diplomatic and military tools to secure power, prestige, and security across Europe, balancing tradition with innovation.
The Importance of Instruments in Tudor Foreign Policy
The Tudor dynasty ruled a relatively small, resource-limited kingdom. To survive and thrive amidst powerful neighbours like France, Spain, and the Holy Roman Empire, the monarchy employed instruments of marriage diplomacy, alliances, warfare, and trade. These were the practical means of implementing broader dynastic, political, religious, and economic aims.
Marriage Diplomacy
Marriage was one of the most effective non-military instruments of diplomacy. It could forge alliances, secure peace treaties, or provide dynastic legitimacy.
Henry VII used marriage to consolidate his dynasty:
The marriage of Arthur Tudor to Catherine of Aragon (1501) cemented ties with Spain.
Following Arthur’s death, Henry manoeuvred to keep the Spanish connection through Catherine’s betrothal to Prince Henry (later Henry VIII).
Henry VIII pursued continental prestige through his marriages:
Catherine of Aragon’s marriage (1509) maintained the Spanish alliance.
His divorce crisis later ruptured relations with Spain and the Papacy, showing how marriage could destabilise as well as strengthen diplomacy.
Mary I’s marriage to Philip II of Spain (1554) linked England to Habsburg interests but generated domestic unease, reflecting fears of subservience to Spanish power.
Obverse of a bronze medal by Jacopo da Trezzo showing Mary I in profile with a Latin legend, issued to mark her marriage to Philip of Spain. As a contemporary commemorative object, it evidences how dynastic unions were publicised as instruments of statecraft. The piece includes Latin inscriptions and art-historical details not required by the syllabus but helpful for context. Source
Elizabeth I used marriage proposals as diplomatic bargaining tools:
She entertained, but never concluded, matches with figures such as Philip II, the Duke of Anjou, and Robert Dudley.
By avoiding marriage, Elizabeth preserved autonomy while leveraging negotiations for advantage.
Marriage Diplomacy: The use of dynastic unions or proposed unions as tools to secure alliances, strengthen legitimacy, or influence foreign relations.
Marriage diplomacy was thus both an opportunity and a risk: it offered prestige and alliances but could also entangle England in unwanted conflicts.
Alliances
Alliances were another essential instrument for navigating European rivalries.
Henry VII preferred limited and cautious agreements, such as the Treaty of Medina del Campo (1489) with Spain.
Henry VIII, however, sought glory through the shifting alliances of early sixteenth-century Europe:
He allied alternately with Spain and the Holy Roman Empire against France.
The Treaty of London (1518), orchestrated by Cardinal Wolsey, aimed to unite European powers in a peace accord, displaying England’s ambition for prestige.

A large, detailed depiction of the Field of the Cloth of Gold near Calais in June 1520, where Henry VIII and Francis I staged an opulent display of friendship. The tents, tilts and ceremonial meeting visualise alliance diplomacy as theatre, designed to signal power and amity. The image includes courtly pageantry beyond the specification but directly illustrates alliance as an instrument. Source
Under Elizabeth I, alliances were shaped by the Protestant cause:
Support for the Dutch rebels and intermittent cooperation with France against Spain were vital in the later sixteenth century.
The Treaty of Blois (1572) allied England with France, reflecting the changing balance of power.
War
War was a costly but sometimes unavoidable instrument.
Henry VII waged limited campaigns, notably against France in 1492, extracting the Treaty of Etaples which brought financial benefit.
Henry VIII sought military glory through campaigns in France and Scotland:
The Battle of the Spurs (1513) and the Battle of Flodden (1513) were early successes.
Later wars proved expensive and less rewarding, straining finances.
Under Edward VI and Somerset, England pursued the Rough Wooing in Scotland, using military force to press for a dynastic union. This drained resources and failed to achieve its goals.
Mary I’s war against France (1557–1558), entered through alliance with Spain, led to the catastrophic loss of Calais (1558).
Elizabeth I was initially reluctant to engage in continental war but was drawn into conflict with Spain.
The Spanish Armada (1588) became a defining moment, with naval warfare cementing England’s defensive capabilities and international reputation.

A high-resolution map tracing the Armada’s route (May–October 1588) with legible waypoints around the British Isles. It clarifies phases of the campaign and England’s geographic advantages in naval defence. The map includes route details beyond the subsubtopic but directly supports the point about warfare as a policy instrument. Source
War: Armed conflict between states or factions, employed as a political instrument to achieve territorial, dynastic, or security goals.
War could offer prestige and strategic advantage but often imposed heavy financial and political costs.
Trade
Trade was an economic instrument with significant diplomatic implications.
Henry VII used trade agreements, such as the Intercursus Magnus (1496) with the Netherlands, to strengthen England’s economy and improve security.
Embargoes and trade restrictions were sometimes deployed as diplomatic tools:
Disputes with Burgundy under Henry VII and Henry VIII led to commercial blockades, illustrating trade’s vulnerability to political tension.
By Elizabeth’s reign, trade took on religious and strategic dimensions:
The Dutch Revolt disrupted traditional markets, and English merchants sought new outlets, including ventures into the Atlantic world.
Trade disputes with Spain, especially piracy and privateering against Spanish shipping, heightened tensions and contributed to open war.
Trade Diplomacy: The use of commercial agreements, embargoes, and trading privileges as instruments of foreign policy to secure economic and political advantage.
Trade was the most consistent of the instruments, always underpinning England’s capacity to pursue war or diplomacy.
Interconnection of Instruments
Marriage, alliances, war, and trade did not operate in isolation. They interacted to shape England’s fortunes:
Marriage alliances frequently determined alliance structures and could trigger wars or peace settlements.
Wars disrupted trade but also created opportunities for treaties that restored or expanded commerce.
Alliances and trade agreements were often interdependent, with diplomatic settlements tied to commercial privileges.
The effectiveness of these instruments varied with context and monarch: Henry VII’s cautious pragmatism, Henry VIII’s martial ambition, Mary’s dynastic alignment, and Elizabeth’s balancing diplomacy all demonstrate the adaptability of Tudor policy.
FAQ
Henry VII used marriage to secure dynastic legitimacy and forge lasting alliances, such as linking his dynasty with Spain. His approach was pragmatic and conservative, seeking stability after the Wars of the Roses.
Elizabeth I, by contrast, rarely pursued marriage to conclusion. She used marriage negotiations as a diplomatic tool, raising the prospect of matches with European princes to gain leverage, while ultimately prioritising independence and flexibility.
England lacked the financial resources of Spain or France, making trade crucial to sustaining foreign ventures.
Trade agreements brought in revenue without costly wars.
Access to the Low Countries’ markets ensured the survival of England’s cloth industry.
Disruption to trade, such as embargoes, had immediate political consequences, often forcing the Crown into concessions or new alliances.
Alliances could draw England into wars that were expensive and strategically questionable.
Supporting allies often meant fighting larger continental powers.
Changing alliances led to diplomatic isolation when partners shifted.
Alliances sometimes conflicted with economic interests, disrupting trade routes.
These risks meant monarchs needed to weigh alliance commitments carefully against England’s limited resources.
Victories such as Flodden (1513) or the defeat of the Armada (1588) boosted England’s prestige and signalled military competence.
However, failures or overambitious campaigns damaged reputation: costly wars in France under Henry VIII yielded little lasting gain, and the loss of Calais under Mary I suggested weakness.
Thus, warfare was double-edged, capable of enhancing or undermining England’s standing depending on outcomes.
These instruments often overlapped:
A marriage alliance could lead to a military alliance or peace treaty.
Wars disrupted trade but also opened opportunities for favourable settlements.
Trade agreements often followed diplomatic negotiations, strengthening alliances.
This interconnection meant that a decision in one sphere—such as Mary I’s marriage—inevitably influenced the others, shaping England’s overall foreign strategy.
Practice Questions
Question 1 (2 marks)
Identify two instruments used by the Tudors to pursue their foreign policy aims.
Mark Scheme:
1 mark for each correct instrument identified, up to a maximum of 2 marks.
Acceptable answers: marriage diplomacy, alliances, warfare, trade.
Question 2 (6 marks)
Explain how marriage diplomacy and trade were used as instruments of Tudor foreign policy.
Mark Scheme:
Award up to 3 marks for marriage diplomacy:
1 mark for a valid general point (e.g., marriage secured alliances).
1 additional mark for a relevant example (e.g., Arthur Tudor’s marriage to Catherine of Aragon strengthened ties with Spain).
1 additional mark for explanation of impact (e.g., Mary I’s marriage to Philip II tied England to Habsburg Spain but provoked domestic unease).
Award up to 3 marks for trade:
1 mark for a valid general point (e.g., trade was used to secure economic advantage).
1 additional mark for a relevant example (e.g., the Intercursus Magnus of 1496 improved access to markets in the Netherlands).
1 additional mark for explanation of impact (e.g., trade disputes with Spain under Elizabeth heightened tensions and contributed to war).
Maximum of 6 marks.
Answers must cover both marriage diplomacy and trade for full marks. If only one is addressed, maximum of 3 marks.