People think there was never a Palestinian state. This is not correct.

It existed from 1950, when Jordan's annexation of the West Bank was recognized, until 1967 when Israel captured it in the Six-Day War.

https://medium.com/@ghrosenb/the-secret-story-of-the-first-palestinian-state-aa65e6ccdb5d

Please read the article before commenting, especially if your comment is just anti-Israel invective. If the article is behind a paywall, let me know and I'll post the text.