 During most of its existence, the United Arab Republic was also in a loose confederation with North Yemen (or the Mutawakkilite Kingdom of Yemen), known as the United Arab States.In 1959, the All-Palestine Government of the Gaza Strip, an Egyptian client state, was absorbed into the United Arab Republic under the pretext of Arab union, and was never restored.The Arab Socialist Union, a new nasserist state-party was founded in 1962.