Complex sentence: The government has appealed to both the UN Security Council and the court itself regarding the admissibility of the case and the National Assembly has voted in favour of removing Kenya from the Rome Statute, the international treaty which gives authority to the ICC.
Split into simpler sentences: The government has appealed to both the United Nations Security Council and the Court itself regarding the admissibility of the case. Furthermore the National Assembly has voted in favour of removing Kenya as a State Party to the Rome Statute, the international treaty which established the ICC.