Complex sentence: On 1 September 1989 the Districts were merged with the new headquarters in Samara, but in late July 1992 the Ural District was reformed, as the region had become a near-boundary area with the new states of Central Asia.
Split into simpler sentences: On 1 September 1989 the Districts were merged with the new headquarters in Samara. However in July 1992 the Ural District was reformed, as the region had become a near-boundary area with the new states of Central Asia.