Peace Asifzaheer,
Read some books:
Ten Myths About Israel - Pappé, Ilan [192p]
The Ethnic Cleansing Of Palestine - Pappé, Ilan [320p]
Plowshares Into Swords - Mayor, Arno J. [432p]
The Iron Wall - Shlaim, Avi [704p]
Or anything by Norman G. Finkelstein or Noam Chomsky about this topic.
Peace.