The Jewish national movement holding that antisemitism was a structural feature of diaspora existence rather than a passing prejudice, and that emancipation therefore required territorial self-determination rather than assimilation into the societies that had refused it.
Leo Pinsker's Auto-Emancipation (1882), written after the Russian pogroms, made the diagnostic case. Theodor Herzl gave it organisational form: Der Judenstaat (1896) argued the problem was political rather than social and admitted of a political solution, and the First Zionist Congress in 1897 built the institutions to pursue it. Herzl himself was largely indifferent to where the state would be; the movement was not.
Zionism was never one programme. Political Zionism sought great-power sponsorship, achieved partially in the Balfour Declaration of 1917. Cultural Zionism, in Ahad Ha'am, argued that a spiritual centre mattered more than a state and warned early that the land's existing inhabitants had been left out of the calculation. Labour Zionism, dominant at the founding, fused socialism with nation-building through the kibbutz and the Histadrut. Revisionist Zionism, in Jabotinsky, argued frankly that the project could only proceed behind an iron wall of force. Religious Zionism, marginal at first, has become central to the settlement movement.
The tradition's unavoidable moral problem is that its realisation in 1948 involved the flight and expulsion of roughly 700,000 Palestinians, and the dispute over how to describe and weigh that fact structures nearly every argument about Zionism today. It has also always had Jewish opponents — the Bundists, who held that emancipation lay in socialist struggle where Jews already lived, and Orthodox currents that regarded a state established by human action as illegitimate. Post-Zionist scholarship since the 1980s, working from opened archives, has made the founding period a live historical argument rather than a settled national story.