The Balfour Declaration: During World War I, British Foreign Secretary Arthur James Balfour submitted a letter supporting the establishment of a Jewish homeland in Palestine. This formal declaration encouraged support for the Allies and paved the way for British control over the region.
David Ben-Gurion: On May 14, 1948, David Ben-Gurion, the head of the Jewish Agency, proclaimed the establishment of the State of Israel. U.S. President Harry S. Truman recognized the new nation on the same day - History.com