Complex sentence: Also in 1958, a monarchist rival, the Arab Federation, was founded between Jordan and Iraq but due to tensions with the UAR and finally the 14 July Revolution, the Arab Federations collapsed after only six months.
Split into simpler sentences: Also in 1958, a monarchist rival, the Arab Federation, was founded between Jordan and Iraq. But due to tensions with the UAR and the 14 July Revolution, the Arab Federations collapsed after only six months.