The arrests come just days before presidential elections are held, on March 19.
Incumbent President Alyaksandr Lukashenka, who is seeking a third term, warned on March 19 that the government will quell any unrest during or after the election.
Lukashenka accused activists from Georgia, Ukraine, and Russia of seeking to cause trouble.
Belarusian guards at the Lithuanian border said they have seized tents, sleeping bags, and warm clothes sent from the United States. The authorities say the items could be used to help protesters at postelection rallies.
The European Parliament and the Organization for Security and Cooperation in Europe (OSCE) on March 15 criticized Lukashenka’s government for not allowing their observers to monitor the polls.
On December 8, 2005, RFE/RL and the Policy Association for an Open Society (PASOS) jointly conducted a roundtable discussion on issues relating to Belarus's post-Soviet transition. To view video of the roundtable, click here.