This paper mainly discusses the influence of political marketing on the inner-party democracy of major political parties in Europe based on the British Labor Party and the Conservative Party.

The great a chievements it attained made the policies of the Conservative Party tend to converge on the policies of the Labour Party.

There have been long consistency between the Labour Party and the Conservative Party on a series of important domestic and foreign policies.

During that period, a series of policy such as affording adequate employment, welfare state, mixed economy, and labor union, made by two major parties, the Conservative Party and the Labor Party, tended towards identicalness on the whole and reached mutual compromises, resulting in the so called situation of commonly viewed politics.

After world war two Japan′s development was started and completed on the baseof conservative politic, in the course conservative parties exerted leading role.