Back when the British mandate was established the Jews purchased the land they occupied from the Ottomans. There isn't really much cause to suggest war crimes were committed until after said mandate ended and all the surrounding Arab states decided to declare war.
The Concept of Transfer 1882-1948
Transfer Committee and the JNF led to Forced Displacement of 100,000 Palestinians throughout the mandate.
Details of Plan C (May 1946) and Plan D (March 1948)
