Which political party in Punjab represented the interests of landholders- Hindu, Muslim and Sikh and was particularly powerful during the period 1923-1947?

Unionist Party.

Unionist Party:
A political party representing the interests of landholders- Hindu, Muslim and Sikh- in Punjab. The Party was particularly powerful during the period 1923-1947.

In 1946, in West Punjab members of the Unionist Party were largely Muslims. The British had no intention of annoying the Unionists who still controlled the Punjab government and had been consistently loyal to the British.