Andżelika Borys, leader of the Union of Poles in Belarus (ZPB), has been arrested by police in Grodno, western Belarus.
Poland has expelled two more Belarusian diplomats after Belarus expelled another two Polish consuls on Thursday.
Poland has warned Belarus that it has the right to respond after two Polish diplomats were given 48 hours to leave Belarusian territory.
Poland has declared a Belarusian diplomat in Warsaw a persona non grata in retaliation for the expulsion of Poland's consul in Brest from Belarus.
Polish and Turkish deputy foreign ministers on Tuesday underscored the importance of international involvement in solving conflicts and tensions in the South Caucasus and Eastern Europe, the Polish Foreign Ministry has reported.
Poland will receive with joy the change of the US decision on pullout of its troops from Germany, a Polish deputy foreign minister said on Saturday.
Over 30 Polish diplomats were set to leave Belarus on Friday after Poland and Lithuania decided to recall their ambassadors from Minsk a week before, Deputy Foreign Minister Marcin Przydacz said on Friday afternoon.
Poland refutes US Ambassador Georgette Mosbacher's claim that Poland is "on the wrong side of history" regarding LGBT rights, Deputy Foreign Minister Marcin Przydacz said on Friday. He informed that Mosbacher was summoned to the Foreign Ministry in the matter on Thursday.
Representatives of the Polish and Dutch Foreign Ministries held a video-conference on Thursday to discuss the situation in Belarus.
The value of Polish arms and military equipment exports fell in 2019 by 20 percent according to a report released by the Ministry of Foreign Affairs on Wednesday.