[1] On April 12, 1995, Navumchyk, along with other members of the parliamentary opposition, held a hunger strike and sitting protest against the controversial referendum initiated by president Alexander Lukashenko.

[1] On March 26, 1996, Navumchyk fled from Belarus together with BPF party leader Zianon Pazniak.

[1] According to unverified information, the government of Alexander Lukashenko has ordered an arrest of Pazniak and Navumchyk,[2] who both were prominent opposition figures.

Siarhei Navumchyk subsequently got political asylum in the United States and currently works for the Belarusian edition of Radio Liberty.

Since 1997, Siarhei Navumchyk is vice president of the Council of the Belarusian Democratic Republic in exile.