Parliamentary democracy, democratic form of government in which the party with the greatest representation in the parliament forms the government, its leader becoming prime minister or chancellor. Executive functions are exercised by members of the parliament appointed by the prime minister to the cabinet.
The parties in the minority serve in opposition to the majority and
have the duty to challenge it regularly. The prime minister may be
removed from power whenever he loses the confidence of a majority of the
ruling party or of the parliament. Parliamentary democracy originated in Britain and was adopted in several of its former colon