When the Ottoman Empire owned Palestine, they allowed a few Jews to immigrate to Palestine but they stopped when Palestinians complained.
Prior to WWII, when Britain took over Palestine, they allowed like 400K Jews to immigrate but stopped for the same reason.
Holocaust happened.
1945, over a million Jews washed up on Palestinian shores with more coming each day.
1948, Palestinians said enough and waged war on the invaders.
1950, the UN voted almost unanimously to create the state of Israel in the nation of Palestine, the Muslim nations voting against it.
Did the Holocaust lead to the creation of Israel?