Bulgarian Agrarian National Union
The 1919 elections saw the party win 28 seats, before it was reduced to 24 seats in the 1920 elections. For the April 1923 elections the DP joined the Constitutional Bloc alliance formed in order to oppose the Bulgarian Agrarian National Union (BZNS). The alliance took 17 seats as the BZNS won a landslide victory. For the November 1923 elections the party was part of the victorious Democratic Alliance.