First, the term "Czech parties" could refer to political parties in the Czech Republic. But then they have "2 part2" which might mean a two-part documentary or series. The years 1820 to 2011 span almost 200 years, and HD exclusive suggests a high-quality exclusive video or broadcast. But maybe the user is thinking of a specific TV show or series that covers the history of Czech political parties over that timeframe? czech+parties+2+part2+1820+years+2011+hd+exclusive
: By 2011, the Czech Republic was governed by a center-right coalition (ODS, TOP 09, and Public Affairs). Provide full bibliography in description/credits