The Northern Mariana Islands have a multiparty presidential representative democratic system. Elections in Kenya that predate 1992 were not multiparty elections. Elections were held in January 1992, leading Ghana back to multiparty democracy. In 1996 he unsuccessfully contested Chiluba for the presidency of the Movement for Multiparty Democracy. The unrest forced the government to support multiparty democracy. Solih and President Nasheed played an instrumental role in establishing multiparty democracy in the Maldives. Banda had invited an "internal debate on pending multiparty democracy" in Malawi. By the mid-1990s Russia had a system of multiparty electoral politics. In spite of this, the elections produced the first representative, multiparty National Assembly. The single-party period was followed by multiparty democracy after 1945. Proportional systems tend to produce multiparty coalition governments. Verifiable secret sharing is important for secure multiparty computation. Secret sharing is an important primitive in several protocols for secure multiparty computation. Following multiparty elections, Kaunda was removed from office (see below). It was originally signed by 118 dissidents calling for a multiparty state.