They had a Jewish Village that was set up where the villagersd only spoke arabic. These people went about to all the villages getting to know the rich arabs of the various villages, as well as the village leaders. When Plan Dalet was executed they knew exactly who to murder first. The Jewish terrorists of Plan Dalet knew exactly what they were doing. They knew that while foreign troops occupied parts of the areas to be declared part of Palestine in the UN that it could not be done. Zionists like to lay blame on Palestinians for not declaring a state but they couldnt declare a state while those terrorists occupied those lands.
Palestinians, IDF clash in Jalazone after funeral of teen killed by IDF on Friday (Haaretz)
from the article: 1967: A starting point to peace