Complex sentence: In 1978, all land properties became state-owned by the communist Frelimo government a measure that also resulted in the exodus of the Mozambican-Portuguese community that remained after Mozambique's independence.
Split into simpler sentences: In 1978, all land properties became state-owned by the communist Frelimo government. This was as a result of the exodus of the Mozambican-Portuguese community after the Mozambique's independence.