Zambia held its second presidential by-elections on 20th January 2015 this after the death of the incumbent President Michael Sata who had been elected in the 20th September 2011 tri-partite elections. This was the second presidential by-election as it was unfortunately the second time a sitting president had died in office. It was the seventh multi-party election since 1991. Before the country was a single-party state (from 1973-1991).
