Chaim Weizmann
President of the World Zionist Organization; first President of Israel
The pre-eminent diplomatic (“synthetic”) Zionist, central to securing the 1917 Balfour Declaration, who defined Zionism as national yearning rather than a mere reaction to persecution.
What happened
As the movement’s leading diplomat, Weizmann repeatedly articulated a definition of Zionism grounded in national yearning, and his lobbying of British officials helped produce the Balfour Declaration favouring “the establishment in Palestine of a national home for the Jewish people.”
The foundation of Zionism was, and continues to be to this day, the yearning of the Jewish people for its homeland, for a national centre and a national life. (1917)
Under each definition
A career Zionist leader who defined and headed the movement.
He sought a Jewish national home and later led the Jewish state.
He backed practical settlement (“colonization” in period terms) alongside diplomacy.
Secular; national yearning, not religious return.
The case that they're a Zionist
A career Zionist leader who headed the WZO, helped secure the Balfour Declaration, and became Israel’s first President — squarely a Zionist under the self-ID, self-determination, and settler-colonial lenses.
The case against / their own view
The religious lens fails: he framed Zionism as secular national “yearning,” not religious return. (Note: the bare line “I am a Zionist” in this milieu was Arthur Balfour’s, not Weizmann’s.)
In their words
A founder of so-called Synthetic Zionism, Weizmann supported grass-roots colonization efforts as well as high-level diplomatic activity.
The verdicts above are how each definition would most likely classify this person — illustrative guidance, not official rulings. The lenses diverge most on the difference between a self-label and a substantive commitment, and between “Zionism” meaning a Jewish homeland versus a Jewish state. See the Definition tab for each definition’s full text. Inclusion is documentation, not a finding.