ADVANTAGES OF ONE PARTY SYSTEM by keypoint One party system unifies the state/country. It promotes quick decision-making. It alleviates incidence of election malpractices. It facilitates rapid national development. It leads to proper training of future leaders. It is cheap to operate. Others are Viewing: ADVANTAGES OF TWO PARTY SYSTEM ADVANTAGES OF MULTI PARTY SYSTEM TYPES OF POLITICAL PARTY DISADVANTAGES OF ONE PARTY SYSTEM TWO PARTY SYSTEM DISADVANTAGES OF MULTI-PARTY SYSTEM WHAT IS A PARTY MANIFESTO