Career
After being born in the German town of Meiningen, Bernstein was fortunate to decide to leave Germany before the First World War, when as a Jew he was refused entry to the officer reserve after army service. He moved to the Netherlands where he worked in the grain trade. In 1917 he joined the Zionist Organisation, serving as secretary and board member.
In 1925 he became editor-in-chief of a Zionist weekly, a role he held until 1935, and between 1930 and 1934 served as the Zionist Organisation"s president
He emigrated to Mandate Palestine in 1936, and became editor of the HaBoker newspaper. He joined the Jewish Agency, and became a board member, serving as director of its economics department between 1946 and 1948.
Bernstein was one of the people to sign Israel"s declaration of independence on 14 May 1948, and was appointed Minister of Trade and Industry in the provisional government. Re-elected in 1951, he returned to the cabinet as Minister of Trade and Industry in the fourth and fifth governments.
Bernstein was returned to the Knesset in elections in 1955, 1959, but did not regain his cabinet position.
In 1961 the General Zionists merged with the Progressive Party to form the Liberal Party and Bernstein was elected one of its two presidents. He was re-elected to the Knesset later that year and oversaw the alliance with Menachem Begin"s Herut to form Gahal. In 1963 he ran again for president, but lost by 67–33 to Zalman Shazar.
Bernstein lost his seat in the 1965 elections and died in 1971.