Complex sentence: Israeli War, around 10,000 Jews were forced to evacuate their homes in Palestine or Israel,, additionally in the three years following the war, some 300,000 Jews, who left, fled, or were expelled from their homes in Arab countries reached Israel.
Split into simpler sentences: Israeli War, around 10,000 Jews were forced to evacuate their homes in Palestine or Israel. In the three years following the war, some 300,000 Jews, who left, fled, or were expelled from their homes in Arab countries, reached Israel.