The reason Arabs supported the British against the Ottomans was because they wanted to create a unified Arab nation: https://awayfromthewesternfront.org/campaigns/egypt-palestin.... And Arabs got the overwhelming majority of the territory they wanted (notwithstanding the many minority groups they had conquered in the Levant), with the exception of what became Israel. Put differently, you could say that Arabs got 0% of Israel, and that’s technically true. But it’s not an accurate description of what they got in comparison to what they actually wanted.
The reason Arabs supported the British against the Ottomans was because they wanted to create a unified Arab nation: https://awayfromthewesternfront.org/campaigns/egypt-palestin.... And Arabs got the overwhelming majority of the territory they wanted (notwithstanding the many minority groups they had conquered in the Levant), with the exception of what became Israel. Put differently, you could say that Arabs got 0% of Israel, and that’s technically true. But it’s not an accurate description of what they got in comparison to what they actually wanted.