He was the head of Poalei Zion and he was the editor along with Marie Syrkin of the important American Zionist journal Jewish Frontier.
Steeped in American mythology, they romanticized the settling of the ancient Jewish homeland as a celebration of “independence, adventure, industry, physical strength, youthful optimism, surety of purpose and expansion.” Zionism is more than the expression of a positive attitude to Israel; it is also more than Aliyah.
It may be, and often is, obtained through a variety of informal channels.Becoming a Zionist means more than the acquisition of a body of knowledge of Jewish history, of Hebrew, of developments in Israel.
Continuing his prior rejection of European socialism, he said, In the post-war world there must be no separation between freedom and equality such as brought about the rise of the totalitarian states.
When population transfer was proposed in 1935-6 by Golda Myerson, Moshe Shertok and Ya'akov Riftin, Hayim Greenberg delivered a very short address at the 20th Zionist Congress.
of the Assyrian nation, one of the small ethnic minorities without rights in modern Iraq, who asked: "It appears you Jews are about to get yourselves a state," the visitor said.
"[citation needed] He was instrumental in gaining the support of several Latin American countries for the establishment of the State of Israel.
When Gandhi encouraged Jews in Nazi Germany to take a course of non-violence, there were many Jewish responses, most notably Martin Buber, but also Greenberg.
He argued that just as Gandhi fought for civil rights and to change the Indian caste system by law, so too the Jews in Europe should not accept legal discrimination.