Movement for Democratic Change – Tsvangirai August 2007 it was widely reported that two officials of the smaller Arthur Mutambara-led MDC formation had defected to the main Tsvangirai-led Movement for Democratic Change Zimbabwe formation, a week after talks to reunite the two parties had broken down. At a media briefing, former Member of Parliament Silas Mangono and Masvingo Province chairman Shaky Matake announced that they had defected from the Mutambara-led formation. An opinion poll on 27 September 2007 by the Mass Public Opinion Institute of Zimbabwe found that of the 22% of poll respondents who are supporters of the MDC, 21% backed the main MDC formation
Zimbabwe House of Assembly is the lower chamber of Parliament. Former President Robert Mugabe's Zimbabwe African National Union – Patriotic Front (commonly abbreviated ZANU-PF) has been the dominant political party in Zimbabwe since independence. In 1987 then-prime minister Mugabe revised the constitution, abolishing the ceremonial presidency and the prime ministerial posts to form an executive president, a Presidential system. His ZANU party has won every election since independence, in the 1990 election the second-placed party, Edgar Tekere's Zimbabwe Unity Movement, won only 20% of the vote. During the 1995 parliamentary elections most opposition parties, including the ZUM, boycotted the voting, resulting