Advantages and Disadvantages of Single Party System | One Party State One-Party or Single Party System Single Party System or One Party State may be defined as one in which only one legal and legitimate political party is constitutionally recognised in the country. No other party is recognised and can therefore not...

The principle of individual ministerial responsibility refers to the convention that a minister is responsible to every actions of their department / ministry and it's applicable in the presidential system of government. Collective responsibility is to cabinet or parliamentary system of government where ministers are collectively responsible for there decisions.