1. Rally in Manhattan-Center on behalf of Hatzach (New Zionist Organization) on occasion that the Jewish people has been accepted into the United Nations. Among participants: Benzion Netanyahu, Joseph Schechtman, Meir Grossman, M. Mendelssohn. Date: 17/11/1942.
2. Meeting in New York on Israel's Second Independence Day, with participation by US Vice President Barkeay, New York Senator Ives, M. Mendelssohn, Kohl and others. Estimated date: May 1950;
3. Tenth anniversary of death of Zeev Jabotinsky. Menachem Begin lays bags of earth from Eretz Israel on the grave. Estimated date: 04/08/1950.