1914 - 1918 WW1
1917 The Balfour Declaration issued by Great Britain supporting the idea of a Jewish homeland in Palestine.
1939-1945 World War II and the Holocaust when approximately 6 million Jews were killed by the Nazis
August 1945 The United States dropped atomic bombs on Hiroshima and Nagasaki
1947 The United Nations divided the region into an Arab and a Jewish state
17 May 1948 The Nation of Israel was established
1949 Israel take half of the Arab state
1950 The Law of Return was passed allowing any Jew, with just a few exceptions, to settle in Israel
1967 Israel occupies the Gaza Strip and the West bank at the end of one of the Israeli-Palestinian conflicts

This information focuses on the history of Israel and does not address modern-day events