Primary sourceDocument10 August 1585

Treaty of Nonsuch

Elizabeth I · 10 August 1585

Elizabeth I's 1585 agreement to aid the Dutch rebels against Spain, marking the start of open war with Spain.

Elizabeth personally signed this treaty, committing England to war with Spain to aid the Dutch rebels.

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Printed page 83 from a 1732 volume, headed 'Treaty between Q. Eliz. and Holland'. It shows the title 'A Treaty between Elizabeth Queen of England, and the States of the United Provinces' and the opening articles I to III in English text. — Treaty of Nonsuch, 10 August 1585. 1732 printed copy.

About this source

What it is

The Treaty of Nonsuch was signed on 10 August 1585 by Elizabeth I and representatives of the Dutch rebels fighting Spanish rule, at Nonsuch Palace in England. It was the first international treaty signed by the future Dutch Republic.

Why it matters

By this treaty Elizabeth promised soldiers, cavalry led by the Earl of Leicester, and money to help the Dutch resist Spain. Philip II of Spain saw it as a declaration of war, and the conflict that followed led to the Spanish Armada three years later. The treaty shows Elizabeth balancing religious alliance, cost, and the risks of confronting the most powerful king in Europe.

Why it matters

The document reveals the tangled diplomacy of the period and the roles of figures like Leicester and the Dutch States General alongside Elizabeth.

Look closer

Why would Elizabeth risk war with Spain to help the Dutch rebels?
What does the treaty's detail about towns and troops tell you about how such alliances worked?
What does this printed 1732 copy tell you about how treaties were preserved and studied later?

This document is part of the curated material that grounds the AI version of Elizabeth I on Humy.ai — when students ask about related events, the AI can quote it and cite it.