Complex sentence: The Kuwaiti government has recently given a portion of stateless people conditional rights and worked on improving their overall standard of living and incorporation in the Kuwaiti society for those who can provide documentation verifying that their male descendants resided in Kuwait prior to 1967.
Split into simpler sentences: The Kuwaiti government has given some stateless people conditional rights and has worked to improve their overall standard of living. The government has incorporated into Kuwaiti society those who can provide documentation verifying that their male descendants resided in Kuwait prior to 1967.