The Balfour Declaration: Sixty-Seven Words That Changed History

A Letter That Moved the World

On November 2, 1917, Arthur James Balfour, the British Foreign Secretary, signed a brief letter addressed to Lord Walter Rothschild, a leader of the British Jewish community. The letter was only sixty-seven words long. It had been drafted, revised, argued over, and negotiated for months. It said, in its essential part:

“His Majesty’s Government view with favour the establishment in Palestine of a national home for the Jewish people, and will use their best endeavours to facilitate the achievement of this object, it being clearly understood that nothing shall be done which may prejudice the civil and religious rights of existing non-Jewish communities in Palestine.”

Those sixty-seven words changed the course of history. They set in motion the chain of events that led to the British Mandate for Palestine, to mass Jewish immigration, to the creation of Israel in 1948, and to a conflict over the land that continues, unresolved, more than a century later.

The Balfour Declaration was not a law. It was not a treaty. It was a letter — a statement of intent by one government about the future of a land it did not yet control, made to one community without consulting another. And yet its impact was, and remains, seismic.

The Context: War, Empire, and Zionism

To understand the Balfour Declaration, you need to understand the world in which it was written. In November 1917, the First World War was in its fourth year. The Ottoman Empire — which had controlled Palestine for four centuries — was crumbling. Britain and France were already negotiating how to divide the Ottoman territories after the war (the secret Sykes-Picot Agreement of 1916 had drawn lines on maps that would shape the modern Middle East).

Meanwhile, the Zionist movement, founded by Theodor Herzl in the 1890s, had been working for two decades to secure international support for a Jewish homeland. Chaim Weizmann, a Russian-born chemist living in Manchester, had become the movement’s most effective diplomat in Britain. Weizmann had personal access to Balfour, Lloyd George, and other senior British politicians. He made the Zionist case with brilliance, charm, and relentless persistence.

But Weizmann alone did not produce the declaration. Britain had its own reasons. They were strategic, political, and — in some cases — personal.

Why Britain Said Yes

The motivations behind the Balfour Declaration were layered and sometimes contradictory. Historians have identified several factors:

Strategic interest. Palestine sat near the Suez Canal, Britain’s lifeline to India and the Far East. A friendly Jewish community in Palestine could serve as a buffer and a reliable ally in a volatile region.

Winning the war. In 1917, the war was going badly. The Russian Revolution had knocked Russia out of the Allied camp. The United States had entered the war but its troops had not yet arrived in force. British leaders — operating on assumptions about Jewish influence that were themselves partly antisemitic — believed that a pro-Zionist declaration would rally Jewish support for the Allies, particularly in Russia and the United States.

Personal conviction. Balfour himself had a genuine, if paternalistic, sympathy for the Zionist project. Lloyd George, the Prime Minister, was a Welsh Baptist raised on the Bible, for whom the idea of Jews returning to the Holy Land carried deep religious resonance. These personal beliefs mattered.

Competition with France. Britain wanted to control Palestine after the war and needed a reason to claim it rather than share it with France as the Sykes-Picot Agreement suggested. Supporting a Jewish homeland gave Britain a moral rationale for sole control.

The Careful Ambiguity

The declaration’s language was the product of intense negotiation — and its ambiguities were deliberate. Note what it says and what it does not say.

It says “a national home for the Jewish people” — not “a Jewish state.” This phrasing was carefully chosen. Zionist leaders like Weizmann wanted “state” but accepted “national home” as the best they could get. British officials wanted room to maneuver and resisted committing to full statehood.

It says “in Palestine” — not “of Palestine.” The preposition mattered. “In” suggested that the Jewish national home would occupy some part of Palestine; “of” would have implied all of it.

It includes the caveat about the “civil and religious rights of existing non-Jewish communities in Palestine.” This referred to the Arab population, which constituted roughly 90 percent of Palestine’s inhabitants at the time — yet they were described only in the negative, as “non-Jewish communities.” They were not named. They were not consulted. The declaration spoke about them without speaking to them.

Arab Response

The Arab population of Palestine and the broader Arab world saw the declaration as a betrayal. They pointed out that Britain had also made promises to the Arabs — specifically, in the McMahon-Hussein correspondence of 1915-1916, in which Britain appeared to promise Sharif Hussein of Mecca an independent Arab state in exchange for the Arab revolt against the Ottomans. Whether that promise included Palestine is still debated by historians, but Arab leaders believed it did.

The declaration was made by a European power about a non-European land, favoring a community that constituted a small minority of the population. From the Arab perspective, it was colonialism dressed up as idealism — a decision made in London about the fate of people in Palestine who had no voice in the matter.

From Declaration to Mandate

In 1920, the League of Nations granted Britain the Mandate for Palestine, with the explicit task of implementing the Balfour Declaration. Jewish immigration — already underway — accelerated. The Jewish population of Palestine grew from about 83,000 in 1918 to over 600,000 by 1947.

The Mandate period was marked by growing tension. Arab revolts (notably the Great Revolt of 1936-1939) expressed fury at Jewish immigration and British rule. Jewish communities built institutions — kibbutzim, universities, self-defense organizations — that would form the infrastructure of a future state. Britain tried to manage both communities and satisfied neither.

In 1939, as war approached in Europe, Britain issued the White Paper, drastically restricting Jewish immigration to Palestine — just as European Jews most desperately needed a refuge from the Holocaust. The White Paper effectively repudiated the Balfour Declaration’s promise, and Zionist leaders saw it as a catastrophic betrayal.

After World War II, Britain — exhausted by the war and unable to manage the escalating conflict in Palestine — handed the problem to the newly formed United Nations. In November 1947, the UN voted to partition Palestine into a Jewish state and an Arab state. The Jews accepted; the Arabs rejected. On May 14, 1948, David Ben-Gurion declared the independence of the State of Israel.

Legacy

The Balfour Declaration remains one of the most consequential — and most contested — documents of the twentieth century. For Jews and Israelis, it was the first international recognition of the Jewish people’s right to a national home — a milestone on the road from centuries of exile to sovereignty. Without the declaration, and the British Mandate it enabled, it is hard to imagine how a Jewish state could have been established when and where it was.

For Palestinians and much of the Arab world, the declaration was the original sin — the moment when a European power decided the fate of their land without their consent. The declaration’s failure to name or genuinely protect the Arab population laid the groundwork for a conflict whose resolution remains elusive.

Both readings contain truth. The Balfour Declaration was an act of moral recognition and an act of imperial presumption. It opened a door for a persecuted people and closed a door on the aspirations of another. Understanding the declaration — in all its complexity, ambiguity, and consequence — is essential for anyone seeking to understand the modern Middle East.

Sixty-seven words. A century of consequences. And the conversation continues.