Complex sentence: In 2009, the country was experiencing an enormous amount of post-election violence once the President and Prime Minister were appointed as leaders, the violence that was occurring involved citizens of Kenya who were engaging in physical violence with other members of the country.
Split into simpler sentences: In 2009, the country was experiencing an enormous amount of post-election violence once the President and Prime Minister were appointed as leaders. The violence that was occurring involved citizens of Kenya who were engaging in physical violence with other members of the country.