It was founded on 25 December 2001 with the merger of People's Congress of Kazakhstan, Republican People's Party of Kazakhstan, and the Azamat Democratic Party.
The main reason was due to a need of a stronger, united opposition.
It did not participate in the 2004 Kazakh legislative election due to lack of funds.
[1] The UDP advocated for a unicameral parliamentary republic, elections at local level, and snap elections for president and the parliament.
This article about a Kazakhstani political party is a stub.