Complex sentence: Joseph Kabila rose to the Presidency on 26 January 2001 after the assassination of Laurent-Désiré Kabila, becoming the world's first head of government born in the 1970s.
Split into simpler sentences: Joseph Kabila rose to the Presidency on 26 January 2001 after the assassination of Laurent-Désiré Kabila. As such Kabila became the world's first head of government born in the 1970s.